Home / 47,690.97-71,536.95-14,411.31

Finding the Fourth Proportional to 47,690.97, 71,536.95 and 14,411.31

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Solution

The fourth proportional to 47,690.97, 71,536.95 and 14,411.31 is: 21,617.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,690.97 : 71,536.95 = 14,411.31 : x
  2. Step 2: Convert to fraction form
    47,690.97/71,536.95 = 14,411.31/x
  3. Step 3: Cross multiply
    47,690.97x = 71,536.95 × 14,411.31
  4. Step 4: Simplify right side
    47,690.97x = 1,030,941,162.90
  5. Step 5: Solve for x
    x = 1,030,941,162.90/47,690.97
  6. Step 6: Final answer
    x = 21,617.11

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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.