Home / 11,328.04-17,007.90-8,062.12

Finding the Fourth Proportional to 11,328.04, 17,007.90 and 8,062.12

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Solution

The fourth proportional to 11,328.04, 17,007.90 and 8,062.12 is: 12,104.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.04 : 17,007.90 = 8,062.12 : x
  2. Step 2: Convert to fraction form
    11,328.04/17,007.90 = 8,062.12/x
  3. Step 3: Cross multiply
    11,328.04x = 17,007.90 × 8,062.12
  4. Step 4: Simplify right side
    11,328.04x = 137,119,730.75
  5. Step 5: Solve for x
    x = 137,119,730.75/11,328.04
  6. Step 6: Final answer
    x = 12,104.45

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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.