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Finding the Fourth Proportional to 17,595.78, 26,394.48 and 9,798.72

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Solution

The fourth proportional to 17,595.78, 26,394.48 and 9,798.72 is: 14,698.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,595.78 : 26,394.48 = 9,798.72 : x
  2. Step 2: Convert to fraction form
    17,595.78/26,394.48 = 9,798.72/x
  3. Step 3: Cross multiply
    17,595.78x = 26,394.48 × 9,798.72
  4. Step 4: Simplify right side
    17,595.78x = 258,632,119.07
  5. Step 5: Solve for x
    x = 258,632,119.07/17,595.78
  6. Step 6: Final answer
    x = 14,698.53

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.