Home / 48,131.46-72,188.91-13,073.94

Finding the Fourth Proportional to 48,131.46, 72,188.91 and 13,073.94

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Solution

The fourth proportional to 48,131.46, 72,188.91 and 13,073.94 is: 19,608.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,131.46 : 72,188.91 = 13,073.94 : x
  2. Step 2: Convert to fraction form
    48,131.46/72,188.91 = 13,073.94/x
  3. Step 3: Cross multiply
    48,131.46x = 72,188.91 × 13,073.94
  4. Step 4: Simplify right side
    48,131.46x = 943,793,478.01
  5. Step 5: Solve for x
    x = 943,793,478.01/48,131.46
  6. Step 6: Final answer
    x = 19,608.66

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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.