Home / 22,700.13-31,308.45-19,354.02

Finding the Fourth Proportional to 22,700.13, 31,308.45 and 19,354.02

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Solution

The fourth proportional to 22,700.13, 31,308.45 and 19,354.02 is: 26,693.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,700.13 : 31,308.45 = 19,354.02 : x
  2. Step 2: Convert to fraction form
    22,700.13/31,308.45 = 19,354.02/x
  3. Step 3: Cross multiply
    22,700.13x = 31,308.45 × 19,354.02
  4. Step 4: Simplify right side
    22,700.13x = 605,944,367.47
  5. Step 5: Solve for x
    x = 605,944,367.47/22,700.13
  6. Step 6: Final answer
    x = 26,693.43

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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.