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Finding the Fourth Proportional to 26,802.20, 40,174.92 and 9,015.93

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Solution

The fourth proportional to 26,802.20, 40,174.92 and 9,015.93 is: 13,514.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,802.20 : 40,174.92 = 9,015.93 : x
  2. Step 2: Convert to fraction form
    26,802.20/40,174.92 = 9,015.93/x
  3. Step 3: Cross multiply
    26,802.20x = 40,174.92 × 9,015.93
  4. Step 4: Simplify right side
    26,802.20x = 362,214,266.48
  5. Step 5: Solve for x
    x = 362,214,266.48/26,802.20
  6. Step 6: Final answer
    x = 13,514.35

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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.