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Finding the Fourth Proportional to 17,897.48, 26,847.56 and 4,749.56

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Solution

The fourth proportional to 17,897.48, 26,847.56 and 4,749.56 is: 7,124.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,897.48 : 26,847.56 = 4,749.56 : x
  2. Step 2: Convert to fraction form
    17,897.48/26,847.56 = 4,749.56/x
  3. Step 3: Cross multiply
    17,897.48x = 26,847.56 × 4,749.56
  4. Step 4: Simplify right side
    17,897.48x = 127,514,097.07
  5. Step 5: Solve for x
    x = 127,514,097.07/17,897.48
  6. Step 6: Final answer
    x = 7,124.70

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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.