Home / 12,041.52-18,046.88-10,475.04

Finding the Fourth Proportional to 12,041.52, 18,046.88 and 10,475.04

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Solution

The fourth proportional to 12,041.52, 18,046.88 and 10,475.04 is: 15,699.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,041.52 : 18,046.88 = 10,475.04 : x
  2. Step 2: Convert to fraction form
    12,041.52/18,046.88 = 10,475.04/x
  3. Step 3: Cross multiply
    12,041.52x = 18,046.88 × 10,475.04
  4. Step 4: Simplify right side
    12,041.52x = 189,041,789.88
  5. Step 5: Solve for x
    x = 189,041,789.88/12,041.52
  6. Step 6: Final answer
    x = 15,699.16

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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.