Home / 47,142.47-70,695.21-17,544.11

Finding the Fourth Proportional to 47,142.47, 70,695.21 and 17,544.11

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Solution

The fourth proportional to 47,142.47, 70,695.21 and 17,544.11 is: 26,309.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,142.47 : 70,695.21 = 17,544.11 : x
  2. Step 2: Convert to fraction form
    47,142.47/70,695.21 = 17,544.11/x
  3. Step 3: Cross multiply
    47,142.47x = 70,695.21 × 17,544.11
  4. Step 4: Simplify right side
    47,142.47x = 1,240,284,540.71
  5. Step 5: Solve for x
    x = 1,240,284,540.71/47,142.47
  6. Step 6: Final answer
    x = 26,309.28

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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.