Home / 26,462.60-36,501.78-15,699.86

Finding the Fourth Proportional to 26,462.60, 36,501.78 and 15,699.86

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Solution

The fourth proportional to 26,462.60, 36,501.78 and 15,699.86 is: 21,655.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,462.60 : 36,501.78 = 15,699.86 : x
  2. Step 2: Convert to fraction form
    26,462.60/36,501.78 = 15,699.86/x
  3. Step 3: Cross multiply
    26,462.60x = 36,501.78 × 15,699.86
  4. Step 4: Simplify right side
    26,462.60x = 573,072,849.00
  5. Step 5: Solve for x
    x = 573,072,849.00/26,462.60
  6. Step 6: Final answer
    x = 21,655.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.