Home / 26,340.69-39,532.05-13,868.11

Finding the Fourth Proportional to 26,340.69, 39,532.05 and 13,868.11

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Solution

The fourth proportional to 26,340.69, 39,532.05 and 13,868.11 is: 20,813.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,340.69 : 39,532.05 = 13,868.11 : x
  2. Step 2: Convert to fraction form
    26,340.69/39,532.05 = 13,868.11/x
  3. Step 3: Cross multiply
    26,340.69x = 39,532.05 × 13,868.11
  4. Step 4: Simplify right side
    26,340.69x = 548,234,867.34
  5. Step 5: Solve for x
    x = 548,234,867.34/26,340.69
  6. Step 6: Final answer
    x = 20,813.23

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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.