Home / 25,477.92-38,167.16-16,686.16

Finding the Fourth Proportional to 25,477.92, 38,167.16 and 16,686.16

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Solution

The fourth proportional to 25,477.92, 38,167.16 and 16,686.16 is: 24,996.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,477.92 : 38,167.16 = 16,686.16 : x
  2. Step 2: Convert to fraction form
    25,477.92/38,167.16 = 16,686.16/x
  3. Step 3: Cross multiply
    25,477.92x = 38,167.16 × 16,686.16
  4. Step 4: Simplify right side
    25,477.92x = 636,863,338.51
  5. Step 5: Solve for x
    x = 636,863,338.51/25,477.92
  6. Step 6: Final answer
    x = 24,996.68

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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.