Home / 19,189.32-28,778.18-6,707.02

Finding the Fourth Proportional to 19,189.32, 28,778.18 and 6,707.02

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Solution

The fourth proportional to 19,189.32, 28,778.18 and 6,707.02 is: 10,058.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189.32 : 28,778.18 = 6,707.02 : x
  2. Step 2: Convert to fraction form
    19,189.32/28,778.18 = 6,707.02/x
  3. Step 3: Cross multiply
    19,189.32x = 28,778.18 × 6,707.02
  4. Step 4: Simplify right side
    19,189.32x = 193,015,723.34
  5. Step 5: Solve for x
    x = 193,015,723.34/19,189.32
  6. Step 6: Final answer
    x = 10,058.50

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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.