Home / 45,728.76-63,102.72-25,582.20

Finding the Fourth Proportional to 45,728.76, 63,102.72 and 25,582.20

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Solution

The fourth proportional to 45,728.76, 63,102.72 and 25,582.20 is: 35,301.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,728.76 : 63,102.72 = 25,582.20 : x
  2. Step 2: Convert to fraction form
    45,728.76/63,102.72 = 25,582.20/x
  3. Step 3: Cross multiply
    45,728.76x = 63,102.72 × 25,582.20
  4. Step 4: Simplify right side
    45,728.76x = 1,614,306,403.58
  5. Step 5: Solve for x
    x = 1,614,306,403.58/45,728.76
  6. Step 6: Final answer
    x = 35,301.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.