Home / 19,134.26-28,700.60-6,657.11

Finding the Fourth Proportional to 19,134.26, 28,700.60 and 6,657.11

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Solution

The fourth proportional to 19,134.26, 28,700.60 and 6,657.11 is: 9,985.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.26 : 28,700.60 = 6,657.11 : x
  2. Step 2: Convert to fraction form
    19,134.26/28,700.60 = 6,657.11/x
  3. Step 3: Cross multiply
    19,134.26x = 28,700.60 × 6,657.11
  4. Step 4: Simplify right side
    19,134.26x = 191,062,874.48
  5. Step 5: Solve for x
    x = 191,062,874.48/19,134.26
  6. Step 6: Final answer
    x = 9,985.38

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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.