Home / 26,758.64-40,126.32-14,275.89

Finding the Fourth Proportional to 26,758.64, 40,126.32 and 14,275.89

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Solution

The fourth proportional to 26,758.64, 40,126.32 and 14,275.89 is: 21,407.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,758.64 : 40,126.32 = 14,275.89 : x
  2. Step 2: Convert to fraction form
    26,758.64/40,126.32 = 14,275.89/x
  3. Step 3: Cross multiply
    26,758.64x = 40,126.32 × 14,275.89
  4. Step 4: Simplify right side
    26,758.64x = 572,838,930.42
  5. Step 5: Solve for x
    x = 572,838,930.42/26,758.64
  6. Step 6: Final answer
    x = 21,407.63

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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.