Home / 15,421.23-23,131.98-3,734.46

Finding the Fourth Proportional to 15,421.23, 23,131.98 and 3,734.46

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Solution

The fourth proportional to 15,421.23, 23,131.98 and 3,734.46 is: 5,601.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,421.23 : 23,131.98 = 3,734.46 : x
  2. Step 2: Convert to fraction form
    15,421.23/23,131.98 = 3,734.46/x
  3. Step 3: Cross multiply
    15,421.23x = 23,131.98 × 3,734.46
  4. Step 4: Simplify right side
    15,421.23x = 86,385,454.03
  5. Step 5: Solve for x
    x = 86,385,454.03/15,421.23
  6. Step 6: Final answer
    x = 5,601.72

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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.