Home / 31,962.56-44,151.36-28,981.76

Finding the Fourth Proportional to 31,962.56, 44,151.36 and 28,981.76

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Solution

The fourth proportional to 31,962.56, 44,151.36 and 28,981.76 is: 40,033.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,962.56 : 44,151.36 = 28,981.76 : x
  2. Step 2: Convert to fraction form
    31,962.56/44,151.36 = 28,981.76/x
  3. Step 3: Cross multiply
    31,962.56x = 44,151.36 × 28,981.76
  4. Step 4: Simplify right side
    31,962.56x = 1,279,584,119.19
  5. Step 5: Solve for x
    x = 1,279,584,119.19/31,962.56
  6. Step 6: Final answer
    x = 40,033.84

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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.