Home / 23,315.61-32,171.88-13,104.63

Finding the Fourth Proportional to 23,315.61, 32,171.88 and 13,104.63

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Solution

The fourth proportional to 23,315.61, 32,171.88 and 13,104.63 is: 18,082.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,315.61 : 32,171.88 = 13,104.63 : x
  2. Step 2: Convert to fraction form
    23,315.61/32,171.88 = 13,104.63/x
  3. Step 3: Cross multiply
    23,315.61x = 32,171.88 × 13,104.63
  4. Step 4: Simplify right side
    23,315.61x = 421,600,583.80
  5. Step 5: Solve for x
    x = 421,600,583.80/23,315.61
  6. Step 6: Final answer
    x = 18,082.33

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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.