Home / 63,130.46-94,704.69-20,996.66

Finding the Fourth Proportional to 63,130.46, 94,704.69 and 20,996.66

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Solution

The fourth proportional to 63,130.46, 94,704.69 and 20,996.66 is: 31,497.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,130.46 : 94,704.69 = 20,996.66 : x
  2. Step 2: Convert to fraction form
    63,130.46/94,704.69 = 20,996.66/x
  3. Step 3: Cross multiply
    63,130.46x = 94,704.69 × 20,996.66
  4. Step 4: Simplify right side
    63,130.46x = 1,988,482,176.34
  5. Step 5: Solve for x
    x = 1,988,482,176.34/63,130.46
  6. Step 6: Final answer
    x = 31,497.98

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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.