Home / 26,281.40-39,423.74-7,562.70

Finding the Fourth Proportional to 26,281.40, 39,423.74 and 7,562.70

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Solution

The fourth proportional to 26,281.40, 39,423.74 and 7,562.70 is: 11,344.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,281.40 : 39,423.74 = 7,562.70 : x
  2. Step 2: Convert to fraction form
    26,281.40/39,423.74 = 7,562.70/x
  3. Step 3: Cross multiply
    26,281.40x = 39,423.74 × 7,562.70
  4. Step 4: Simplify right side
    26,281.40x = 298,149,880.68
  5. Step 5: Solve for x
    x = 298,149,880.68/26,281.40
  6. Step 6: Final answer
    x = 11,344.52

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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.