Home / 48,189.14-72,287.36-14,912.57

Finding the Fourth Proportional to 48,189.14, 72,287.36 and 14,912.57

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Solution

The fourth proportional to 48,189.14, 72,287.36 and 14,912.57 is: 22,369.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,189.14 : 72,287.36 = 14,912.57 : x
  2. Step 2: Convert to fraction form
    48,189.14/72,287.36 = 14,912.57/x
  3. Step 3: Cross multiply
    48,189.14x = 72,287.36 × 14,912.57
  4. Step 4: Simplify right side
    48,189.14x = 1,077,990,316.12
  5. Step 5: Solve for x
    x = 1,077,990,316.12/48,189.14
  6. Step 6: Final answer
    x = 22,369.98

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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.