Home / 48,274.12-66,627.30-28,135.24

Finding the Fourth Proportional to 48,274.12, 66,627.30 and 28,135.24

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Solution

The fourth proportional to 48,274.12, 66,627.30 and 28,135.24 is: 38,831.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,274.12 : 66,627.30 = 28,135.24 : x
  2. Step 2: Convert to fraction form
    48,274.12/66,627.30 = 28,135.24/x
  3. Step 3: Cross multiply
    48,274.12x = 66,627.30 × 28,135.24
  4. Step 4: Simplify right side
    48,274.12x = 1,874,575,076.05
  5. Step 5: Solve for x
    x = 1,874,575,076.05/48,274.12
  6. Step 6: Final answer
    x = 38,831.88

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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.