Home / 28,503.08-42,949.19-23,422.76

Finding the Fourth Proportional to 28,503.08, 42,949.19 and 23,422.76

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Solution

The fourth proportional to 28,503.08, 42,949.19 and 23,422.76 is: 35,294.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,503.08 : 42,949.19 = 23,422.76 : x
  2. Step 2: Convert to fraction form
    28,503.08/42,949.19 = 23,422.76/x
  3. Step 3: Cross multiply
    28,503.08x = 42,949.19 × 23,422.76
  4. Step 4: Simplify right side
    28,503.08x = 1,005,988,569.56
  5. Step 5: Solve for x
    x = 1,005,988,569.56/28,503.08
  6. Step 6: Final answer
    x = 35,294.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.