Home / 30,260.70-45,391.37-9,204.17

Finding the Fourth Proportional to 30,260.70, 45,391.37 and 9,204.17

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Solution

The fourth proportional to 30,260.70, 45,391.37 and 9,204.17 is: 13,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,260.70 : 45,391.37 = 9,204.17 : x
  2. Step 2: Convert to fraction form
    30,260.70/45,391.37 = 9,204.17/x
  3. Step 3: Cross multiply
    30,260.70x = 45,391.37 × 9,204.17
  4. Step 4: Simplify right side
    30,260.70x = 417,789,886.01
  5. Step 5: Solve for x
    x = 417,789,886.01/30,260.70
  6. Step 6: Final answer
    x = 13,806.35

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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.