Home / 39,714.16-59,553.75-18,660.19

Finding the Fourth Proportional to 39,714.16, 59,553.75 and 18,660.19

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Solution

The fourth proportional to 39,714.16, 59,553.75 and 18,660.19 is: 27,982.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,714.16 : 59,553.75 = 18,660.19 : x
  2. Step 2: Convert to fraction form
    39,714.16/59,553.75 = 18,660.19/x
  3. Step 3: Cross multiply
    39,714.16x = 59,553.75 × 18,660.19
  4. Step 4: Simplify right side
    39,714.16x = 1,111,284,290.21
  5. Step 5: Solve for x
    x = 1,111,284,290.21/39,714.16
  6. Step 6: Final answer
    x = 27,982.07

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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.