Home / 26,214.45-39,327.14-8,685.65

Finding the Fourth Proportional to 26,214.45, 39,327.14 and 8,685.65

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Solution

The fourth proportional to 26,214.45, 39,327.14 and 8,685.65 is: 13,030.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,214.45 : 39,327.14 = 8,685.65 : x
  2. Step 2: Convert to fraction form
    26,214.45/39,327.14 = 8,685.65/x
  3. Step 3: Cross multiply
    26,214.45x = 39,327.14 × 8,685.65
  4. Step 4: Simplify right side
    26,214.45x = 341,581,730.11
  5. Step 5: Solve for x
    x = 341,581,730.11/26,214.45
  6. Step 6: Final answer
    x = 13,030.28

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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.