Home / 19,187.16-28,770.24-6,703.92

Finding the Fourth Proportional to 19,187.16, 28,770.24 and 6,703.92

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Solution

The fourth proportional to 19,187.16, 28,770.24 and 6,703.92 is: 10,052.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,187.16 : 28,770.24 = 6,703.92 : x
  2. Step 2: Convert to fraction form
    19,187.16/28,770.24 = 6,703.92/x
  3. Step 3: Cross multiply
    19,187.16x = 28,770.24 × 6,703.92
  4. Step 4: Simplify right side
    19,187.16x = 192,873,387.34
  5. Step 5: Solve for x
    x = 192,873,387.34/19,187.16
  6. Step 6: Final answer
    x = 10,052.21

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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.