Home / 31,965.17-47,937.39-15,095.57

Finding the Fourth Proportional to 31,965.17, 47,937.39 and 15,095.57

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Solution

The fourth proportional to 31,965.17, 47,937.39 and 15,095.57 is: 22,638.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,965.17 : 47,937.39 = 15,095.57 : x
  2. Step 2: Convert to fraction form
    31,965.17/47,937.39 = 15,095.57/x
  3. Step 3: Cross multiply
    31,965.17x = 47,937.39 × 15,095.57
  4. Step 4: Simplify right side
    31,965.17x = 723,642,334.54
  5. Step 5: Solve for x
    x = 723,642,334.54/31,965.17
  6. Step 6: Final answer
    x = 22,638.46

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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.