Home / 52,426.65-72,358.74-31,217.61

Finding the Fourth Proportional to 52,426.65, 72,358.74 and 31,217.61

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Solution

The fourth proportional to 52,426.65, 72,358.74 and 31,217.61 is: 43,086.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,426.65 : 72,358.74 = 31,217.61 : x
  2. Step 2: Convert to fraction form
    52,426.65/72,358.74 = 31,217.61/x
  3. Step 3: Cross multiply
    52,426.65x = 72,358.74 × 31,217.61
  4. Step 4: Simplify right side
    52,426.65x = 2,258,866,925.41
  5. Step 5: Solve for x
    x = 2,258,866,925.41/52,426.65
  6. Step 6: Final answer
    x = 43,086.23

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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.