Home / 24,920.80-34,391.12-13,590.36

Finding the Fourth Proportional to 24,920.80, 34,391.12 and 13,590.36

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Solution

The fourth proportional to 24,920.80, 34,391.12 and 13,590.36 is: 18,754.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,920.80 : 34,391.12 = 13,590.36 : x
  2. Step 2: Convert to fraction form
    24,920.80/34,391.12 = 13,590.36/x
  3. Step 3: Cross multiply
    24,920.80x = 34,391.12 × 13,590.36
  4. Step 4: Simplify right side
    24,920.80x = 467,387,701.60
  5. Step 5: Solve for x
    x = 467,387,701.60/24,920.80
  6. Step 6: Final answer
    x = 18,754.92

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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.