Home / 26,254.78-39,346.86-14,390.76

Finding the Fourth Proportional to 26,254.78, 39,346.86 and 14,390.76

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Solution

The fourth proportional to 26,254.78, 39,346.86 and 14,390.76 is: 21,566.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,254.78 : 39,346.86 = 14,390.76 : x
  2. Step 2: Convert to fraction form
    26,254.78/39,346.86 = 14,390.76/x
  3. Step 3: Cross multiply
    26,254.78x = 39,346.86 × 14,390.76
  4. Step 4: Simplify right side
    26,254.78x = 566,231,147.06
  5. Step 5: Solve for x
    x = 566,231,147.06/26,254.78
  6. Step 6: Final answer
    x = 21,566.79

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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.