Home / 47,962.74-66,188.88-27,831.57

Finding the Fourth Proportional to 47,962.74, 66,188.88 and 27,831.57

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Solution

The fourth proportional to 47,962.74, 66,188.88 and 27,831.57 is: 38,407.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,962.74 : 66,188.88 = 27,831.57 : x
  2. Step 2: Convert to fraction form
    47,962.74/66,188.88 = 27,831.57/x
  3. Step 3: Cross multiply
    47,962.74x = 66,188.88 × 27,831.57
  4. Step 4: Simplify right side
    47,962.74x = 1,842,140,446.94
  5. Step 5: Solve for x
    x = 1,842,140,446.94/47,962.74
  6. Step 6: Final answer
    x = 38,407.74

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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.