Home / 25,152.22-34,713.06-15,086.20

Finding the Fourth Proportional to 25,152.22, 34,713.06 and 15,086.20

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Solution

The fourth proportional to 25,152.22, 34,713.06 and 15,086.20 is: 20,820.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,152.22 : 34,713.06 = 15,086.20 : x
  2. Step 2: Convert to fraction form
    25,152.22/34,713.06 = 15,086.20/x
  3. Step 3: Cross multiply
    25,152.22x = 34,713.06 × 15,086.20
  4. Step 4: Simplify right side
    25,152.22x = 523,688,165.77
  5. Step 5: Solve for x
    x = 523,688,165.77/25,152.22
  6. Step 6: Final answer
    x = 20,820.75

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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.