Home / 51,831.26-71,526.47-29,170.28

Finding the Fourth Proportional to 51,831.26, 71,526.47 and 29,170.28

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Solution

The fourth proportional to 51,831.26, 71,526.47 and 29,170.28 is: 40,254.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,831.26 : 71,526.47 = 29,170.28 : x
  2. Step 2: Convert to fraction form
    51,831.26/71,526.47 = 29,170.28/x
  3. Step 3: Cross multiply
    51,831.26x = 71,526.47 × 29,170.28
  4. Step 4: Simplify right side
    51,831.26x = 2,086,447,011.46
  5. Step 5: Solve for x
    x = 2,086,447,011.46/51,831.26
  6. Step 6: Final answer
    x = 40,254.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.