Home / 48,385.10-72,558.93-18,799.04

Finding the Fourth Proportional to 48,385.10, 72,558.93 and 18,799.04

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Solution

The fourth proportional to 48,385.10, 72,558.93 and 18,799.04 is: 28,191.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,385.10 : 72,558.93 = 18,799.04 : x
  2. Step 2: Convert to fraction form
    48,385.10/72,558.93 = 18,799.04/x
  3. Step 3: Cross multiply
    48,385.10x = 72,558.93 × 18,799.04
  4. Step 4: Simplify right side
    48,385.10x = 1,364,038,227.43
  5. Step 5: Solve for x
    x = 1,364,038,227.43/48,385.10
  6. Step 6: Final answer
    x = 28,191.29

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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.