Home / 25,121.41-37,655.76-8,475.70

Finding the Fourth Proportional to 25,121.41, 37,655.76 and 8,475.70

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Solution

The fourth proportional to 25,121.41, 37,655.76 and 8,475.70 is: 12,704.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,121.41 : 37,655.76 = 8,475.70 : x
  2. Step 2: Convert to fraction form
    25,121.41/37,655.76 = 8,475.70/x
  3. Step 3: Cross multiply
    25,121.41x = 37,655.76 × 8,475.70
  4. Step 4: Simplify right side
    25,121.41x = 319,158,925.03
  5. Step 5: Solve for x
    x = 319,158,925.03/25,121.41
  6. Step 6: Final answer
    x = 12,704.66

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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.