Home / 12,345.13-17,036.22-11,341

Finding the Fourth Proportional to 12,345.13, 17,036.22 and 11,341

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Solution

The fourth proportional to 12,345.13, 17,036.22 and 11,341 is: 15,650.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,345.13 : 17,036.22 = 11,341 : x
  2. Step 2: Convert to fraction form
    12,345.13/17,036.22 = 11,341/x
  3. Step 3: Cross multiply
    12,345.13x = 17,036.22 × 11,341
  4. Step 4: Simplify right side
    12,345.13x = 193,207,771.02
  5. Step 5: Solve for x
    x = 193,207,771.02/12,345.13
  6. Step 6: Final answer
    x = 15,650.53

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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.