Home / 12,516.08-17,271.68-7,483.10

Finding the Fourth Proportional to 12,516.08, 17,271.68 and 7,483.10

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Solution

The fourth proportional to 12,516.08, 17,271.68 and 7,483.10 is: 10,326.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,516.08 : 17,271.68 = 7,483.10 : x
  2. Step 2: Convert to fraction form
    12,516.08/17,271.68 = 7,483.10/x
  3. Step 3: Cross multiply
    12,516.08x = 17,271.68 × 7,483.10
  4. Step 4: Simplify right side
    12,516.08x = 129,245,708.61
  5. Step 5: Solve for x
    x = 129,245,708.61/12,516.08
  6. Step 6: Final answer
    x = 10,326.37

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.