Home / 28,082.76-42,036.54-23,883.72

Finding the Fourth Proportional to 28,082.76, 42,036.54 and 23,883.72

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Solution

The fourth proportional to 28,082.76, 42,036.54 and 23,883.72 is: 35,751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082.76 : 42,036.54 = 23,883.72 : x
  2. Step 2: Convert to fraction form
    28,082.76/42,036.54 = 23,883.72/x
  3. Step 3: Cross multiply
    28,082.76x = 42,036.54 × 23,883.72
  4. Step 4: Simplify right side
    28,082.76x = 1,003,988,951.13
  5. Step 5: Solve for x
    x = 1,003,988,951.13/28,082.76
  6. Step 6: Final answer
    x = 35,751.08

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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.