Home / 25,420.02-35,080.92-14,660.90

Finding the Fourth Proportional to 25,420.02, 35,080.92 and 14,660.90

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Solution

The fourth proportional to 25,420.02, 35,080.92 and 14,660.90 is: 20,232.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,420.02 : 35,080.92 = 14,660.90 : x
  2. Step 2: Convert to fraction form
    25,420.02/35,080.92 = 14,660.90/x
  3. Step 3: Cross multiply
    25,420.02x = 35,080.92 × 14,660.90
  4. Step 4: Simplify right side
    25,420.02x = 514,317,684.62
  5. Step 5: Solve for x
    x = 514,317,684.62/25,420.02
  6. Step 6: Final answer
    x = 20,232.78

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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.