Home / 25,081.02-34,649.44-16,487.70

Finding the Fourth Proportional to 25,081.02, 34,649.44 and 16,487.70

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Solution

The fourth proportional to 25,081.02, 34,649.44 and 16,487.70 is: 22,777.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,081.02 : 34,649.44 = 16,487.70 : x
  2. Step 2: Convert to fraction form
    25,081.02/34,649.44 = 16,487.70/x
  3. Step 3: Cross multiply
    25,081.02x = 34,649.44 × 16,487.70
  4. Step 4: Simplify right side
    25,081.02x = 571,289,571.89
  5. Step 5: Solve for x
    x = 571,289,571.89/25,081.02
  6. Step 6: Final answer
    x = 22,777.76

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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.