Home / 22,808.26-31,497.05-21,565.77

Finding the Fourth Proportional to 22,808.26, 31,497.05 and 21,565.77

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Solution

The fourth proportional to 22,808.26, 31,497.05 and 21,565.77 is: 29,781.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,808.26 : 31,497.05 = 21,565.77 : x
  2. Step 2: Convert to fraction form
    22,808.26/31,497.05 = 21,565.77/x
  3. Step 3: Cross multiply
    22,808.26x = 31,497.05 × 21,565.77
  4. Step 4: Simplify right side
    22,808.26x = 679,258,160.36
  5. Step 5: Solve for x
    x = 679,258,160.36/22,808.26
  6. Step 6: Final answer
    x = 29,781.24

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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.