Home / 26,562.96-39,869.07-13,424.58

Finding the Fourth Proportional to 26,562.96, 39,869.07 and 13,424.58

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Solution

The fourth proportional to 26,562.96, 39,869.07 and 13,424.58 is: 20,149.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,562.96 : 39,869.07 = 13,424.58 : x
  2. Step 2: Convert to fraction form
    26,562.96/39,869.07 = 13,424.58/x
  3. Step 3: Cross multiply
    26,562.96x = 39,869.07 × 13,424.58
  4. Step 4: Simplify right side
    26,562.96x = 535,225,519.74
  5. Step 5: Solve for x
    x = 535,225,519.74/26,562.96
  6. Step 6: Final answer
    x = 20,149.32

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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.