Home / 30,000.84-45,001.26-9,224.34

Finding the Fourth Proportional to 30,000.84, 45,001.26 and 9,224.34

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Solution

The fourth proportional to 30,000.84, 45,001.26 and 9,224.34 is: 13,836.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,000.84 : 45,001.26 = 9,224.34 : x
  2. Step 2: Convert to fraction form
    30,000.84/45,001.26 = 9,224.34/x
  3. Step 3: Cross multiply
    30,000.84x = 45,001.26 × 9,224.34
  4. Step 4: Simplify right side
    30,000.84x = 415,106,922.67
  5. Step 5: Solve for x
    x = 415,106,922.67/30,000.84
  6. Step 6: Final answer
    x = 13,836.51

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.