Home / 15,612.44-23,418.68-3,925.56

Finding the Fourth Proportional to 15,612.44, 23,418.68 and 3,925.56

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Solution

The fourth proportional to 15,612.44, 23,418.68 and 3,925.56 is: 5,888.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,612.44 : 23,418.68 = 3,925.56 : x
  2. Step 2: Convert to fraction form
    15,612.44/23,418.68 = 3,925.56/x
  3. Step 3: Cross multiply
    15,612.44x = 23,418.68 × 3,925.56
  4. Step 4: Simplify right side
    15,612.44x = 91,931,433.46
  5. Step 5: Solve for x
    x = 91,931,433.46/15,612.44
  6. Step 6: Final answer
    x = 5,888.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.