Home / 13,732.90-20,607.77-6,337.89

Finding the Fourth Proportional to 13,732.90, 20,607.77 and 6,337.89

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Solution

The fourth proportional to 13,732.90, 20,607.77 and 6,337.89 is: 9,510.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732.90 : 20,607.77 = 6,337.89 : x
  2. Step 2: Convert to fraction form
    13,732.90/20,607.77 = 6,337.89/x
  3. Step 3: Cross multiply
    13,732.90x = 20,607.77 × 6,337.89
  4. Step 4: Simplify right side
    13,732.90x = 130,609,795.25
  5. Step 5: Solve for x
    x = 130,609,795.25/13,732.90
  6. Step 6: Final answer
    x = 9,510.72

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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.