Home / 25,632.02-35,373.84-15,017.78

Finding the Fourth Proportional to 25,632.02, 35,373.84 and 15,017.78

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Solution

The fourth proportional to 25,632.02, 35,373.84 and 15,017.78 is: 20,725.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,632.02 : 35,373.84 = 15,017.78 : x
  2. Step 2: Convert to fraction form
    25,632.02/35,373.84 = 15,017.78/x
  3. Step 3: Cross multiply
    25,632.02x = 35,373.84 × 15,017.78
  4. Step 4: Simplify right side
    25,632.02x = 531,236,546.88
  5. Step 5: Solve for x
    x = 531,236,546.88/25,632.02
  6. Step 6: Final answer
    x = 20,725.50

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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.