Home / 12,830.32-19,229.01-6,585.22

Finding the Fourth Proportional to 12,830.32, 19,229.01 and 6,585.22

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Solution

The fourth proportional to 12,830.32, 19,229.01 and 6,585.22 is: 9,869.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,830.32 : 19,229.01 = 6,585.22 : x
  2. Step 2: Convert to fraction form
    12,830.32/19,229.01 = 6,585.22/x
  3. Step 3: Cross multiply
    12,830.32x = 19,229.01 × 6,585.22
  4. Step 4: Simplify right side
    12,830.32x = 126,627,261.23
  5. Step 5: Solve for x
    x = 126,627,261.23/12,830.32
  6. Step 6: Final answer
    x = 9,869.38

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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.