Home / 22,808.90-31,476.26-12,737.33

Finding the Fourth Proportional to 22,808.90, 31,476.26 and 12,737.33

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Solution

The fourth proportional to 22,808.90, 31,476.26 and 12,737.33 is: 17,577.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,808.90 : 31,476.26 = 12,737.33 : x
  2. Step 2: Convert to fraction form
    22,808.90/31,476.26 = 12,737.33/x
  3. Step 3: Cross multiply
    22,808.90x = 31,476.26 × 12,737.33
  4. Step 4: Simplify right side
    22,808.90x = 400,923,289.72
  5. Step 5: Solve for x
    x = 400,923,289.72/22,808.90
  6. Step 6: Final answer
    x = 17,577.50

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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.