Home / 10,168.68-15,228.18-6,267.72

Finding the Fourth Proportional to 10,168.68, 15,228.18 and 6,267.72

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Solution

The fourth proportional to 10,168.68, 15,228.18 and 6,267.72 is: 9,386.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.68 : 15,228.18 = 6,267.72 : x
  2. Step 2: Convert to fraction form
    10,168.68/15,228.18 = 6,267.72/x
  3. Step 3: Cross multiply
    10,168.68x = 15,228.18 × 6,267.72
  4. Step 4: Simplify right side
    10,168.68x = 95,445,968.35
  5. Step 5: Solve for x
    x = 95,445,968.35/10,168.68
  6. Step 6: Final answer
    x = 9,386.27

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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.