Home / 48,310.52-72,457.44-12,772.16

Finding the Fourth Proportional to 48,310.52, 72,457.44 and 12,772.16

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Solution

The fourth proportional to 48,310.52, 72,457.44 and 12,772.16 is: 19,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,310.52 : 72,457.44 = 12,772.16 : x
  2. Step 2: Convert to fraction form
    48,310.52/72,457.44 = 12,772.16/x
  3. Step 3: Cross multiply
    48,310.52x = 72,457.44 × 12,772.16
  4. Step 4: Simplify right side
    48,310.52x = 925,438,016.87
  5. Step 5: Solve for x
    x = 925,438,016.87/48,310.52
  6. Step 6: Final answer
    x = 19,156.04

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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.