Home / 48,410.19-72,627.60-28,436.57

Finding the Fourth Proportional to 48,410.19, 72,627.60 and 28,436.57

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Solution

The fourth proportional to 48,410.19, 72,627.60 and 28,436.57 is: 42,662.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,410.19 : 72,627.60 = 28,436.57 : x
  2. Step 2: Convert to fraction form
    48,410.19/72,627.60 = 28,436.57/x
  3. Step 3: Cross multiply
    48,410.19x = 72,627.60 × 28,436.57
  4. Step 4: Simplify right side
    48,410.19x = 2,065,279,993.21
  5. Step 5: Solve for x
    x = 2,065,279,993.21/48,410.19
  6. Step 6: Final answer
    x = 42,662.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.