Home / 52,052.10-71,831.04-28,178.57

Finding the Fourth Proportional to 52,052.10, 71,831.04 and 28,178.57

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Solution

The fourth proportional to 52,052.10, 71,831.04 and 28,178.57 is: 38,885.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,052.10 : 71,831.04 = 28,178.57 : x
  2. Step 2: Convert to fraction form
    52,052.10/71,831.04 = 28,178.57/x
  3. Step 3: Cross multiply
    52,052.10x = 71,831.04 × 28,178.57
  4. Step 4: Simplify right side
    52,052.10x = 2,024,095,629.66
  5. Step 5: Solve for x
    x = 2,024,095,629.66/52,052.10
  6. Step 6: Final answer
    x = 38,885.96

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1.5x scale

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.