Home / 16,490.77-22,727.51-12,007.42

Finding the Fourth Proportional to 16,490.77, 22,727.51 and 12,007.42

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Solution

The fourth proportional to 16,490.77, 22,727.51 and 12,007.42 is: 16,548.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490.77 : 22,727.51 = 12,007.42 : x
  2. Step 2: Convert to fraction form
    16,490.77/22,727.51 = 12,007.42/x
  3. Step 3: Cross multiply
    16,490.77x = 22,727.51 × 12,007.42
  4. Step 4: Simplify right side
    16,490.77x = 272,898,758.12
  5. Step 5: Solve for x
    x = 272,898,758.12/16,490.77
  6. Step 6: Final answer
    x = 16,548.58

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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.