Home / 26,748.18-40,121.05-10,106.93

Finding the Fourth Proportional to 26,748.18, 40,121.05 and 10,106.93

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Solution

The fourth proportional to 26,748.18, 40,121.05 and 10,106.93 is: 15,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,748.18 : 40,121.05 = 10,106.93 : x
  2. Step 2: Convert to fraction form
    26,748.18/40,121.05 = 10,106.93/x
  3. Step 3: Cross multiply
    26,748.18x = 40,121.05 × 10,106.93
  4. Step 4: Simplify right side
    26,748.18x = 405,500,643.88
  5. Step 5: Solve for x
    x = 405,500,643.88/26,748.18
  6. Step 6: Final answer
    x = 15,159.93

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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.