Home / 16,729.04-25,177.40-12,590.48

Finding the Fourth Proportional to 16,729.04, 25,177.40 and 12,590.48

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Solution

The fourth proportional to 16,729.04, 25,177.40 and 12,590.48 is: 18,948.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.04 : 25,177.40 = 12,590.48 : x
  2. Step 2: Convert to fraction form
    16,729.04/25,177.40 = 12,590.48/x
  3. Step 3: Cross multiply
    16,729.04x = 25,177.40 × 12,590.48
  4. Step 4: Simplify right side
    16,729.04x = 316,995,551.15
  5. Step 5: Solve for x
    x = 316,995,551.15/16,729.04
  6. Step 6: Final answer
    x = 18,948.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.