Home / 23,160.72-34,741.08-6,520.75

Finding the Fourth Proportional to 23,160.72, 34,741.08 and 6,520.75

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Solution

The fourth proportional to 23,160.72, 34,741.08 and 6,520.75 is: 9,781.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,160.72 : 34,741.08 = 6,520.75 : x
  2. Step 2: Convert to fraction form
    23,160.72/34,741.08 = 6,520.75/x
  3. Step 3: Cross multiply
    23,160.72x = 34,741.08 × 6,520.75
  4. Step 4: Simplify right side
    23,160.72x = 226,537,897.41
  5. Step 5: Solve for x
    x = 226,537,897.41/23,160.72
  6. Step 6: Final answer
    x = 9,781.13

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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.