Home / 13,452.17-20,181.63-4,687.16

Finding the Fourth Proportional to 13,452.17, 20,181.63 and 4,687.16

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Solution

The fourth proportional to 13,452.17, 20,181.63 and 4,687.16 is: 7,031.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.17 : 20,181.63 = 4,687.16 : x
  2. Step 2: Convert to fraction form
    13,452.17/20,181.63 = 4,687.16/x
  3. Step 3: Cross multiply
    13,452.17x = 20,181.63 × 4,687.16
  4. Step 4: Simplify right side
    13,452.17x = 94,594,528.87
  5. Step 5: Solve for x
    x = 94,594,528.87/13,452.17
  6. Step 6: Final answer
    x = 7,031.92

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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.