Home / 45,709.92-63,074.02-25,561.76

Finding the Fourth Proportional to 45,709.92, 63,074.02 and 25,561.76

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Solution

The fourth proportional to 45,709.92, 63,074.02 and 25,561.76 is: 35,272.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,709.92 : 63,074.02 = 25,561.76 : x
  2. Step 2: Convert to fraction form
    45,709.92/63,074.02 = 25,561.76/x
  3. Step 3: Cross multiply
    45,709.92x = 63,074.02 × 25,561.76
  4. Step 4: Simplify right side
    45,709.92x = 1,612,282,860.86
  5. Step 5: Solve for x
    x = 1,612,282,860.86/45,709.92
  6. Step 6: Final answer
    x = 35,272.05

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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.