Home / 41,945.79-62,899.24-15,643.47

Finding the Fourth Proportional to 41,945.79, 62,899.24 and 15,643.47

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Solution

The fourth proportional to 41,945.79, 62,899.24 and 15,643.47 is: 23,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,945.79 : 62,899.24 = 15,643.47 : x
  2. Step 2: Convert to fraction form
    41,945.79/62,899.24 = 15,643.47/x
  3. Step 3: Cross multiply
    41,945.79x = 62,899.24 × 15,643.47
  4. Step 4: Simplify right side
    41,945.79x = 983,962,373.96
  5. Step 5: Solve for x
    x = 983,962,373.96/41,945.79
  6. Step 6: Final answer
    x = 23,457.95

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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.