Home / 26,508.40-39,780.48-10,925.68

Finding the Fourth Proportional to 26,508.40, 39,780.48 and 10,925.68

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Solution

The fourth proportional to 26,508.40, 39,780.48 and 10,925.68 is: 16,395.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,508.40 : 39,780.48 = 10,925.68 : x
  2. Step 2: Convert to fraction form
    26,508.40/39,780.48 = 10,925.68/x
  3. Step 3: Cross multiply
    26,508.40x = 39,780.48 × 10,925.68
  4. Step 4: Simplify right side
    26,508.40x = 434,628,794.73
  5. Step 5: Solve for x
    x = 434,628,794.73/26,508.40
  6. Step 6: Final answer
    x = 16,395.89

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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.