Home / 17,438.60-26,154.12-6,345.56

Finding the Fourth Proportional to 17,438.60, 26,154.12 and 6,345.56

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Solution

The fourth proportional to 17,438.60, 26,154.12 and 6,345.56 is: 9,516.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.60 : 26,154.12 = 6,345.56 : x
  2. Step 2: Convert to fraction form
    17,438.60/26,154.12 = 6,345.56/x
  3. Step 3: Cross multiply
    17,438.60x = 26,154.12 × 6,345.56
  4. Step 4: Simplify right side
    17,438.60x = 165,962,537.71
  5. Step 5: Solve for x
    x = 165,962,537.71/17,438.60
  6. Step 6: Final answer
    x = 9,516.96

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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.