Home / 19,670.27-29,530.14-15,770.15

Finding the Fourth Proportional to 19,670.27, 29,530.14 and 15,770.15

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Solution

The fourth proportional to 19,670.27, 29,530.14 and 15,770.15 is: 23,675.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,670.27 : 29,530.14 = 15,770.15 : x
  2. Step 2: Convert to fraction form
    19,670.27/29,530.14 = 15,770.15/x
  3. Step 3: Cross multiply
    19,670.27x = 29,530.14 × 15,770.15
  4. Step 4: Simplify right side
    19,670.27x = 465,694,695.30
  5. Step 5: Solve for x
    x = 465,694,695.30/19,670.27
  6. Step 6: Final answer
    x = 23,675.05

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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.