Home / 42,049.08-63,055.80-15,735.48

Finding the Fourth Proportional to 42,049.08, 63,055.80 and 15,735.48

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Solution

The fourth proportional to 42,049.08, 63,055.80 and 15,735.48 is: 23,596.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,049.08 : 63,055.80 = 15,735.48 : x
  2. Step 2: Convert to fraction form
    42,049.08/63,055.80 = 15,735.48/x
  3. Step 3: Cross multiply
    42,049.08x = 63,055.80 × 15,735.48
  4. Step 4: Simplify right side
    42,049.08x = 992,213,279.78
  5. Step 5: Solve for x
    x = 992,213,279.78/42,049.08
  6. Step 6: Final answer
    x = 23,596.55

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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.