Home / 39,521.29-59,272.06-15,510.47

Finding the Fourth Proportional to 39,521.29, 59,272.06 and 15,510.47

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Solution

The fourth proportional to 39,521.29, 59,272.06 and 15,510.47 is: 23,261.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,521.29 : 59,272.06 = 15,510.47 : x
  2. Step 2: Convert to fraction form
    39,521.29/59,272.06 = 15,510.47/x
  3. Step 3: Cross multiply
    39,521.29x = 59,272.06 × 15,510.47
  4. Step 4: Simplify right side
    39,521.29x = 919,337,599.96
  5. Step 5: Solve for x
    x = 919,337,599.96/39,521.29
  6. Step 6: Final answer
    x = 23,261.83

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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.