Home / 48,980.12-73,449.12-15,689.12

Finding the Fourth Proportional to 48,980.12, 73,449.12 and 15,689.12

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Solution

The fourth proportional to 48,980.12, 73,449.12 and 15,689.12 is: 23,526.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,980.12 : 73,449.12 = 15,689.12 : x
  2. Step 2: Convert to fraction form
    48,980.12/73,449.12 = 15,689.12/x
  3. Step 3: Cross multiply
    48,980.12x = 73,449.12 × 15,689.12
  4. Step 4: Simplify right side
    48,980.12x = 1,152,352,057.57
  5. Step 5: Solve for x
    x = 1,152,352,057.57/48,980.12
  6. Step 6: Final answer
    x = 23,526.93

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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.