Home / 19,475.93-26,882.29-11,520.92

Finding the Fourth Proportional to 19,475.93, 26,882.29 and 11,520.92

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Solution

The fourth proportional to 19,475.93, 26,882.29 and 11,520.92 is: 15,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,475.93 : 26,882.29 = 11,520.92 : x
  2. Step 2: Convert to fraction form
    19,475.93/26,882.29 = 11,520.92/x
  3. Step 3: Cross multiply
    19,475.93x = 26,882.29 × 11,520.92
  4. Step 4: Simplify right side
    19,475.93x = 309,708,712.51
  5. Step 5: Solve for x
    x = 309,708,712.51/19,475.93
  6. Step 6: Final answer
    x = 15,902.13

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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.