Home / 25,662.42-35,404.20-15,048.18

Finding the Fourth Proportional to 25,662.42, 35,404.20 and 15,048.18

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Solution

The fourth proportional to 25,662.42, 35,404.20 and 15,048.18 is: 20,760.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,662.42 : 35,404.20 = 15,048.18 : x
  2. Step 2: Convert to fraction form
    25,662.42/35,404.20 = 15,048.18/x
  3. Step 3: Cross multiply
    25,662.42x = 35,404.20 × 15,048.18
  4. Step 4: Simplify right side
    25,662.42x = 532,768,774.36
  5. Step 5: Solve for x
    x = 532,768,774.36/25,662.42
  6. Step 6: Final answer
    x = 20,760.66

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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.