Home / 15,542.74-23,314.12-11,865.84

Finding the Fourth Proportional to 15,542.74, 23,314.12 and 11,865.84

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Solution

The fourth proportional to 15,542.74, 23,314.12 and 11,865.84 is: 17,798.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,542.74 : 23,314.12 = 11,865.84 : x
  2. Step 2: Convert to fraction form
    15,542.74/23,314.12 = 11,865.84/x
  3. Step 3: Cross multiply
    15,542.74x = 23,314.12 × 11,865.84
  4. Step 4: Simplify right side
    15,542.74x = 276,641,617.66
  5. Step 5: Solve for x
    x = 276,641,617.66/15,542.74
  6. Step 6: Final answer
    x = 17,798.77

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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.