Home / 19,233.80-28,872.30-10,464.20

Finding the Fourth Proportional to 19,233.80, 28,872.30 and 10,464.20

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Solution

The fourth proportional to 19,233.80, 28,872.30 and 10,464.20 is: 15,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.80 : 28,872.30 = 10,464.20 : x
  2. Step 2: Convert to fraction form
    19,233.80/28,872.30 = 10,464.20/x
  3. Step 3: Cross multiply
    19,233.80x = 28,872.30 × 10,464.20
  4. Step 4: Simplify right side
    19,233.80x = 302,125,521.66
  5. Step 5: Solve for x
    x = 302,125,521.66/19,233.80
  6. Step 6: Final answer
    x = 15,708.05

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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.