Home / 30,029.84-45,019.60-14,225.84

Finding the Fourth Proportional to 30,029.84, 45,019.60 and 14,225.84

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Solution

The fourth proportional to 30,029.84, 45,019.60 and 14,225.84 is: 21,326.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,029.84 : 45,019.60 = 14,225.84 : x
  2. Step 2: Convert to fraction form
    30,029.84/45,019.60 = 14,225.84/x
  3. Step 3: Cross multiply
    30,029.84x = 45,019.60 × 14,225.84
  4. Step 4: Simplify right side
    30,029.84x = 640,441,626.46
  5. Step 5: Solve for x
    x = 640,441,626.46/30,029.84
  6. Step 6: Final answer
    x = 21,326.84

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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.