Home / 48,246.92-72,370.44-13,186.88

Finding the Fourth Proportional to 48,246.92, 72,370.44 and 13,186.88

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Solution

The fourth proportional to 48,246.92, 72,370.44 and 13,186.88 is: 19,780.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,246.92 : 72,370.44 = 13,186.88 : x
  2. Step 2: Convert to fraction form
    48,246.92/72,370.44 = 13,186.88/x
  3. Step 3: Cross multiply
    48,246.92x = 72,370.44 × 13,186.88
  4. Step 4: Simplify right side
    48,246.92x = 954,340,307.83
  5. Step 5: Solve for x
    x = 954,340,307.83/48,246.92
  6. Step 6: Final answer
    x = 19,780.34

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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.