Home / 22,658.03-31,266.74-12,585.89

Finding the Fourth Proportional to 22,658.03, 31,266.74 and 12,585.89

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Solution

The fourth proportional to 22,658.03, 31,266.74 and 12,585.89 is: 17,367.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,658.03 : 31,266.74 = 12,585.89 : x
  2. Step 2: Convert to fraction form
    22,658.03/31,266.74 = 12,585.89/x
  3. Step 3: Cross multiply
    22,658.03x = 31,266.74 × 12,585.89
  4. Step 4: Simplify right side
    22,658.03x = 393,519,531.04
  5. Step 5: Solve for x
    x = 393,519,531.04/22,658.03
  6. Step 6: Final answer
    x = 17,367.78

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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.