Home / 15,122.98-22,681.92-4,590.48

Finding the Fourth Proportional to 15,122.98, 22,681.92 and 4,590.48

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Solution

The fourth proportional to 15,122.98, 22,681.92 and 4,590.48 is: 6,884.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,122.98 : 22,681.92 = 4,590.48 : x
  2. Step 2: Convert to fraction form
    15,122.98/22,681.92 = 4,590.48/x
  3. Step 3: Cross multiply
    15,122.98x = 22,681.92 × 4,590.48
  4. Step 4: Simplify right side
    15,122.98x = 104,120,900.12
  5. Step 5: Solve for x
    x = 104,120,900.12/15,122.98
  6. Step 6: Final answer
    x = 6,884.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.