Home / 28,616.49-39,490.62-16,041.24

Finding the Fourth Proportional to 28,616.49, 39,490.62 and 16,041.24

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Solution

The fourth proportional to 28,616.49, 39,490.62 and 16,041.24 is: 22,136.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,616.49 : 39,490.62 = 16,041.24 : x
  2. Step 2: Convert to fraction form
    28,616.49/39,490.62 = 16,041.24/x
  3. Step 3: Cross multiply
    28,616.49x = 39,490.62 × 16,041.24
  4. Step 4: Simplify right side
    28,616.49x = 633,478,513.17
  5. Step 5: Solve for x
    x = 633,478,513.17/28,616.49
  6. Step 6: Final answer
    x = 22,136.83

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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.