Home / 47,513.90-71,268.27-17,931.02

Finding the Fourth Proportional to 47,513.90, 71,268.27 and 17,931.02

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Solution

The fourth proportional to 47,513.90, 71,268.27 and 17,931.02 is: 26,895.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,513.90 : 71,268.27 = 17,931.02 : x
  2. Step 2: Convert to fraction form
    47,513.90/71,268.27 = 17,931.02/x
  3. Step 3: Cross multiply
    47,513.90x = 71,268.27 × 17,931.02
  4. Step 4: Simplify right side
    47,513.90x = 1,277,912,774.74
  5. Step 5: Solve for x
    x = 1,277,912,774.74/47,513.90
  6. Step 6: Final answer
    x = 26,895.56

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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.