Home / 19,643.95-29,470.50-5,604.17

Finding the Fourth Proportional to 19,643.95, 29,470.50 and 5,604.17

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Solution

The fourth proportional to 19,643.95, 29,470.50 and 5,604.17 is: 8,407.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,643.95 : 29,470.50 = 5,604.17 : x
  2. Step 2: Convert to fraction form
    19,643.95/29,470.50 = 5,604.17/x
  3. Step 3: Cross multiply
    19,643.95x = 29,470.50 × 5,604.17
  4. Step 4: Simplify right side
    19,643.95x = 165,157,604.30
  5. Step 5: Solve for x
    x = 165,157,604.30/19,643.95
  6. Step 6: Final answer
    x = 8,407.56

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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.