Home / 29,114.40-43,590.96-18,700.32

Finding the Fourth Proportional to 29,114.40, 43,590.96 and 18,700.32

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Solution

The fourth proportional to 29,114.40, 43,590.96 and 18,700.32 is: 27,998.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,114.40 : 43,590.96 = 18,700.32 : x
  2. Step 2: Convert to fraction form
    29,114.40/43,590.96 = 18,700.32/x
  3. Step 3: Cross multiply
    29,114.40x = 43,590.96 × 18,700.32
  4. Step 4: Simplify right side
    29,114.40x = 815,164,901.11
  5. Step 5: Solve for x
    x = 815,164,901.11/29,114.40
  6. Step 6: Final answer
    x = 27,998.68

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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.