Home / 15,397.24-23,091-6,629.80

Finding the Fourth Proportional to 15,397.24, 23,091 and 6,629.80

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Solution

The fourth proportional to 15,397.24, 23,091 and 6,629.80 is: 9,942.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,397.24 : 23,091 = 6,629.80 : x
  2. Step 2: Convert to fraction form
    15,397.24/23,091 = 6,629.80/x
  3. Step 3: Cross multiply
    15,397.24x = 23,091 × 6,629.80
  4. Step 4: Simplify right side
    15,397.24x = 153,088,711.80
  5. Step 5: Solve for x
    x = 153,088,711.80/15,397.24
  6. Step 6: Final answer
    x = 9,942.61

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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.