Home / 19,285.44-26,613.18-10,902.12

Finding the Fourth Proportional to 19,285.44, 26,613.18 and 10,902.12

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Solution

The fourth proportional to 19,285.44, 26,613.18 and 10,902.12 is: 15,044.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,285.44 : 26,613.18 = 10,902.12 : x
  2. Step 2: Convert to fraction form
    19,285.44/26,613.18 = 10,902.12/x
  3. Step 3: Cross multiply
    19,285.44x = 26,613.18 × 10,902.12
  4. Step 4: Simplify right side
    19,285.44x = 290,140,081.94
  5. Step 5: Solve for x
    x = 290,140,081.94/19,285.44
  6. Step 6: Final answer
    x = 15,044.51

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Double scale
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Similar ratio
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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.