Home / 15,639.95-23,460.01-3,953.18

Finding the Fourth Proportional to 15,639.95, 23,460.01 and 3,953.18

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Solution

The fourth proportional to 15,639.95, 23,460.01 and 3,953.18 is: 5,929.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,639.95 : 23,460.01 = 3,953.18 : x
  2. Step 2: Convert to fraction form
    15,639.95/23,460.01 = 3,953.18/x
  3. Step 3: Cross multiply
    15,639.95x = 23,460.01 × 3,953.18
  4. Step 4: Simplify right side
    15,639.95x = 92,741,691.10
  5. Step 5: Solve for x
    x = 92,741,691.10/15,639.95
  6. Step 6: Final answer
    x = 5,929.79

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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.