Home / 34,452.67-51,665.63-13,389.92

Finding the Fourth Proportional to 34,452.67, 51,665.63 and 13,389.92

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Solution

The fourth proportional to 34,452.67, 51,665.63 and 13,389.92 is: 20,079.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,452.67 : 51,665.63 = 13,389.92 : x
  2. Step 2: Convert to fraction form
    34,452.67/51,665.63 = 13,389.92/x
  3. Step 3: Cross multiply
    34,452.67x = 51,665.63 × 13,389.92
  4. Step 4: Simplify right side
    34,452.67x = 691,798,725.38
  5. Step 5: Solve for x
    x = 691,798,725.38/34,452.67
  6. Step 6: Final answer
    x = 20,079.69

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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.