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Finding the Fourth Proportional to 28,224.52, 42,338.43 and 9,502.99

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Solution

The fourth proportional to 28,224.52, 42,338.43 and 9,502.99 is: 14,255.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,224.52 : 42,338.43 = 9,502.99 : x
  2. Step 2: Convert to fraction form
    28,224.52/42,338.43 = 9,502.99/x
  3. Step 3: Cross multiply
    28,224.52x = 42,338.43 × 9,502.99
  4. Step 4: Simplify right side
    28,224.52x = 402,341,571.06
  5. Step 5: Solve for x
    x = 402,341,571.06/28,224.52
  6. Step 6: Final answer
    x = 14,255.04

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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.