Home / 38,695.30-57,997.59-17,875.06

Finding the Fourth Proportional to 38,695.30, 57,997.59 and 17,875.06

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Solution

The fourth proportional to 38,695.30, 57,997.59 and 17,875.06 is: 26,791.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,695.30 : 57,997.59 = 17,875.06 : x
  2. Step 2: Convert to fraction form
    38,695.30/57,997.59 = 17,875.06/x
  3. Step 3: Cross multiply
    38,695.30x = 57,997.59 × 17,875.06
  4. Step 4: Simplify right side
    38,695.30x = 1,036,710,401.11
  5. Step 5: Solve for x
    x = 1,036,710,401.11/38,695.30
  6. Step 6: Final answer
    x = 26,791.64

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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.