Home / 48,128.20-66,417.20-26,907.80

Finding the Fourth Proportional to 48,128.20, 66,417.20 and 26,907.80

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Solution

The fourth proportional to 48,128.20, 66,417.20 and 26,907.80 is: 37,132.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,128.20 : 66,417.20 = 26,907.80 : x
  2. Step 2: Convert to fraction form
    48,128.20/66,417.20 = 26,907.80/x
  3. Step 3: Cross multiply
    48,128.20x = 66,417.20 × 26,907.80
  4. Step 4: Simplify right side
    48,128.20x = 1,787,140,734.16
  5. Step 5: Solve for x
    x = 1,787,140,734.16/48,128.20
  6. Step 6: Final answer
    x = 37,132.92

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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.