Home / 16,487.46-22,732.65-11,455.86

Finding the Fourth Proportional to 16,487.46, 22,732.65 and 11,455.86

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Solution

The fourth proportional to 16,487.46, 22,732.65 and 11,455.86 is: 15,795.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.46 : 22,732.65 = 11,455.86 : x
  2. Step 2: Convert to fraction form
    16,487.46/22,732.65 = 11,455.86/x
  3. Step 3: Cross multiply
    16,487.46x = 22,732.65 × 11,455.86
  4. Step 4: Simplify right side
    16,487.46x = 260,422,055.83
  5. Step 5: Solve for x
    x = 260,422,055.83/16,487.46
  6. Step 6: Final answer
    x = 15,795.16

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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.