Home / 31,937.08-44,079.78-19,190.92

Finding the Fourth Proportional to 31,937.08, 44,079.78 and 19,190.92

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Solution

The fourth proportional to 31,937.08, 44,079.78 and 19,190.92 is: 26,487.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,937.08 : 44,079.78 = 19,190.92 : x
  2. Step 2: Convert to fraction form
    31,937.08/44,079.78 = 19,190.92/x
  3. Step 3: Cross multiply
    31,937.08x = 44,079.78 × 19,190.92
  4. Step 4: Simplify right side
    31,937.08x = 845,931,531.60
  5. Step 5: Solve for x
    x = 845,931,531.60/31,937.08
  6. Step 6: Final answer
    x = 26,487.44

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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.