Home / 24,920.90-34,390.74-13,590.37

Finding the Fourth Proportional to 24,920.90, 34,390.74 and 13,590.37

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Solution

The fourth proportional to 24,920.90, 34,390.74 and 13,590.37 is: 18,754.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,920.90 : 34,390.74 = 13,590.37 : x
  2. Step 2: Convert to fraction form
    24,920.90/34,390.74 = 13,590.37/x
  3. Step 3: Cross multiply
    24,920.90x = 34,390.74 × 13,590.37
  4. Step 4: Simplify right side
    24,920.90x = 467,382,829.17
  5. Step 5: Solve for x
    x = 467,382,829.17/24,920.90
  6. Step 6: Final answer
    x = 18,754.65

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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.