Home / 49,503.28-74,253.69-14,443.24

Finding the Fourth Proportional to 49,503.28, 74,253.69 and 14,443.24

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Solution

The fourth proportional to 49,503.28, 74,253.69 and 14,443.24 is: 21,664.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,503.28 : 74,253.69 = 14,443.24 : x
  2. Step 2: Convert to fraction form
    49,503.28/74,253.69 = 14,443.24/x
  3. Step 3: Cross multiply
    49,503.28x = 74,253.69 × 14,443.24
  4. Step 4: Simplify right side
    49,503.28x = 1,072,463,679.92
  5. Step 5: Solve for x
    x = 1,072,463,679.92/49,503.28
  6. Step 6: Final answer
    x = 21,664.50

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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.