Home / 17,655.38-26,460.54-8,274.71

Finding the Fourth Proportional to 17,655.38, 26,460.54 and 8,274.71

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Solution

The fourth proportional to 17,655.38, 26,460.54 and 8,274.71 is: 12,401.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,655.38 : 26,460.54 = 8,274.71 : x
  2. Step 2: Convert to fraction form
    17,655.38/26,460.54 = 8,274.71/x
  3. Step 3: Cross multiply
    17,655.38x = 26,460.54 × 8,274.71
  4. Step 4: Simplify right side
    17,655.38x = 218,953,162.64
  5. Step 5: Solve for x
    x = 218,953,162.64/17,655.38
  6. Step 6: Final answer
    x = 12,401.50

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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.