Home / 32,213.89-44,432.67-31,130.11

Finding the Fourth Proportional to 32,213.89, 44,432.67 and 31,130.11

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Solution

The fourth proportional to 32,213.89, 44,432.67 and 31,130.11 is: 42,937.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,213.89 : 44,432.67 = 31,130.11 : x
  2. Step 2: Convert to fraction form
    32,213.89/44,432.67 = 31,130.11/x
  3. Step 3: Cross multiply
    32,213.89x = 44,432.67 × 31,130.11
  4. Step 4: Simplify right side
    32,213.89x = 1,383,193,904.69
  5. Step 5: Solve for x
    x = 1,383,193,904.69/32,213.89
  6. Step 6: Final answer
    x = 42,937.81

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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.