Home / 52,247.30-72,100.13-28,373.76

Finding the Fourth Proportional to 52,247.30, 72,100.13 and 28,373.76

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Solution

The fourth proportional to 52,247.30, 72,100.13 and 28,373.76 is: 39,155.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,247.30 : 72,100.13 = 28,373.76 : x
  2. Step 2: Convert to fraction form
    52,247.30/72,100.13 = 28,373.76/x
  3. Step 3: Cross multiply
    52,247.30x = 72,100.13 × 28,373.76
  4. Step 4: Simplify right side
    52,247.30x = 2,045,751,642.72
  5. Step 5: Solve for x
    x = 2,045,751,642.72/52,247.30
  6. Step 6: Final answer
    x = 39,155.17

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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.