Home / 31,680.66-47,582.50-23,327.69

Finding the Fourth Proportional to 31,680.66, 47,582.50 and 23,327.69

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Solution

The fourth proportional to 31,680.66, 47,582.50 and 23,327.69 is: 35,036.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,680.66 : 47,582.50 = 23,327.69 : x
  2. Step 2: Convert to fraction form
    31,680.66/47,582.50 = 23,327.69/x
  3. Step 3: Cross multiply
    31,680.66x = 47,582.50 × 23,327.69
  4. Step 4: Simplify right side
    31,680.66x = 1,109,989,513.19
  5. Step 5: Solve for x
    x = 1,109,989,513.19/31,680.66
  6. Step 6: Final answer
    x = 35,036.82

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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.