Home / 29,009.70-43,514.55-19,160.10

Finding the Fourth Proportional to 29,009.70, 43,514.55 and 19,160.10

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Solution

The fourth proportional to 29,009.70, 43,514.55 and 19,160.10 is: 28,740.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,009.70 : 43,514.55 = 19,160.10 : x
  2. Step 2: Convert to fraction form
    29,009.70/43,514.55 = 19,160.10/x
  3. Step 3: Cross multiply
    29,009.70x = 43,514.55 × 19,160.10
  4. Step 4: Simplify right side
    29,009.70x = 833,743,129.46
  5. Step 5: Solve for x
    x = 833,743,129.46/29,009.70
  6. Step 6: Final answer
    x = 28,740.15

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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.