Home / 25,651.20-35,403.84-16,700.16

Finding the Fourth Proportional to 25,651.20, 35,403.84 and 16,700.16

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Solution

The fourth proportional to 25,651.20, 35,403.84 and 16,700.16 is: 23,049.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,651.20 : 35,403.84 = 16,700.16 : x
  2. Step 2: Convert to fraction form
    25,651.20/35,403.84 = 16,700.16/x
  3. Step 3: Cross multiply
    25,651.20x = 35,403.84 × 16,700.16
  4. Step 4: Simplify right side
    25,651.20x = 591,249,792.61
  5. Step 5: Solve for x
    x = 591,249,792.61/25,651.20
  6. Step 6: Final answer
    x = 23,049.60

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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.