Home / 31,864.15-47,802.61-17,844.12

Finding the Fourth Proportional to 31,864.15, 47,802.61 and 17,844.12

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Solution

The fourth proportional to 31,864.15, 47,802.61 and 17,844.12 is: 26,769.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,864.15 : 47,802.61 = 17,844.12 : x
  2. Step 2: Convert to fraction form
    31,864.15/47,802.61 = 17,844.12/x
  3. Step 3: Cross multiply
    31,864.15x = 47,802.61 × 17,844.12
  4. Step 4: Simplify right side
    31,864.15x = 852,995,180.92
  5. Step 5: Solve for x
    x = 852,995,180.92/31,864.15
  6. Step 6: Final answer
    x = 26,769.75

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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.