Home / 48,211.56-66,520.50-28,056.24

Finding the Fourth Proportional to 48,211.56, 66,520.50 and 28,056.24

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Solution

The fourth proportional to 48,211.56, 66,520.50 and 28,056.24 is: 38,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,211.56 : 66,520.50 = 28,056.24 : x
  2. Step 2: Convert to fraction form
    48,211.56/66,520.50 = 28,056.24/x
  3. Step 3: Cross multiply
    48,211.56x = 66,520.50 × 28,056.24
  4. Step 4: Simplify right side
    48,211.56x = 1,866,315,112.92
  5. Step 5: Solve for x
    x = 1,866,315,112.92/48,211.56
  6. Step 6: Final answer
    x = 38,710.95

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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.