Home / 22,637.07-31,235.83-12,565.59

Finding the Fourth Proportional to 22,637.07, 31,235.83 and 12,565.59

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Solution

The fourth proportional to 22,637.07, 31,235.83 and 12,565.59 is: 17,338.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,637.07 : 31,235.83 = 12,565.59 : x
  2. Step 2: Convert to fraction form
    22,637.07/31,235.83 = 12,565.59/x
  3. Step 3: Cross multiply
    22,637.07x = 31,235.83 × 12,565.59
  4. Step 4: Simplify right side
    22,637.07x = 392,496,484.54
  5. Step 5: Solve for x
    x = 392,496,484.54/22,637.07
  6. Step 6: Final answer
    x = 17,338.66

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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.