Home / 22,808.55-31,354.96-19,610.06

Finding the Fourth Proportional to 22,808.55, 31,354.96 and 19,610.06

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Solution

The fourth proportional to 22,808.55, 31,354.96 and 19,610.06 is: 26,957.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,808.55 : 31,354.96 = 19,610.06 : x
  2. Step 2: Convert to fraction form
    22,808.55/31,354.96 = 19,610.06/x
  3. Step 3: Cross multiply
    22,808.55x = 31,354.96 × 19,610.06
  4. Step 4: Simplify right side
    22,808.55x = 614,872,646.90
  5. Step 5: Solve for x
    x = 614,872,646.90/22,808.55
  6. Step 6: Final answer
    x = 26,957.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.