Home / 31,306.79-43,260.65-22,794.13

Finding the Fourth Proportional to 31,306.79, 43,260.65 and 22,794.13

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Solution

The fourth proportional to 31,306.79, 43,260.65 and 22,794.13 is: 31,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,306.79 : 43,260.65 = 22,794.13 : x
  2. Step 2: Convert to fraction form
    31,306.79/43,260.65 = 22,794.13/x
  3. Step 3: Cross multiply
    31,306.79x = 43,260.65 × 22,794.13
  4. Step 4: Simplify right side
    31,306.79x = 986,088,657.86
  5. Step 5: Solve for x
    x = 986,088,657.86/31,306.79
  6. Step 6: Final answer
    x = 31,497.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.