Home / 19,436.68-29,160.06-8,341.48

Finding the Fourth Proportional to 19,436.68, 29,160.06 and 8,341.48

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Solution

The fourth proportional to 19,436.68, 29,160.06 and 8,341.48 is: 12,514.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,436.68 : 29,160.06 = 8,341.48 : x
  2. Step 2: Convert to fraction form
    19,436.68/29,160.06 = 8,341.48/x
  3. Step 3: Cross multiply
    19,436.68x = 29,160.06 × 8,341.48
  4. Step 4: Simplify right side
    19,436.68x = 243,238,057.29
  5. Step 5: Solve for x
    x = 243,238,057.29/19,436.68
  6. Step 6: Final answer
    x = 12,514.38

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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.