Home / 28,423.24-39,224.42-16,487.08

Finding the Fourth Proportional to 28,423.24, 39,224.42 and 16,487.08

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Solution

The fourth proportional to 28,423.24, 39,224.42 and 16,487.08 is: 22,752.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,423.24 : 39,224.42 = 16,487.08 : x
  2. Step 2: Convert to fraction form
    28,423.24/39,224.42 = 16,487.08/x
  3. Step 3: Cross multiply
    28,423.24x = 39,224.42 × 16,487.08
  4. Step 4: Simplify right side
    28,423.24x = 646,696,150.49
  5. Step 5: Solve for x
    x = 646,696,150.49/28,423.24
  6. Step 6: Final answer
    x = 22,752.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.