Home / 23,785.24-32,820.78-13,717

Finding the Fourth Proportional to 23,785.24, 32,820.78 and 13,717

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Solution

The fourth proportional to 23,785.24, 32,820.78 and 13,717 is: 18,927.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,785.24 : 32,820.78 = 13,717 : x
  2. Step 2: Convert to fraction form
    23,785.24/32,820.78 = 13,717/x
  3. Step 3: Cross multiply
    23,785.24x = 32,820.78 × 13,717
  4. Step 4: Simplify right side
    23,785.24x = 450,202,639.26
  5. Step 5: Solve for x
    x = 450,202,639.26/23,785.24
  6. Step 6: Final answer
    x = 18,927.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.