Home / 15,686.27-23,537.47-10,424.89

Finding the Fourth Proportional to 15,686.27, 23,537.47 and 10,424.89

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Solution

The fourth proportional to 15,686.27, 23,537.47 and 10,424.89 is: 15,642.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,686.27 : 23,537.47 = 10,424.89 : x
  2. Step 2: Convert to fraction form
    15,686.27/23,537.47 = 10,424.89/x
  3. Step 3: Cross multiply
    15,686.27x = 23,537.47 × 10,424.89
  4. Step 4: Simplify right side
    15,686.27x = 245,375,535.63
  5. Step 5: Solve for x
    x = 245,375,535.63/15,686.27
  6. Step 6: Final answer
    x = 15,642.69

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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.