Home / 48,140.10-66,432.18-26,921.34

Finding the Fourth Proportional to 48,140.10, 66,432.18 and 26,921.34

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Solution

The fourth proportional to 48,140.10, 66,432.18 and 26,921.34 is: 37,150.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,140.10 : 66,432.18 = 26,921.34 : x
  2. Step 2: Convert to fraction form
    48,140.10/66,432.18 = 26,921.34/x
  3. Step 3: Cross multiply
    48,140.10x = 66,432.18 × 26,921.34
  4. Step 4: Simplify right side
    48,140.10x = 1,788,443,304.72
  5. Step 5: Solve for x
    x = 1,788,443,304.72/48,140.10
  6. Step 6: Final answer
    x = 37,150.80

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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.