Home / 26,566.40-39,829.08-17,215.76

Finding the Fourth Proportional to 26,566.40, 39,829.08 and 17,215.76

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Solution

The fourth proportional to 26,566.40, 39,829.08 and 17,215.76 is: 25,810.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,566.40 : 39,829.08 = 17,215.76 : x
  2. Step 2: Convert to fraction form
    26,566.40/39,829.08 = 17,215.76/x
  3. Step 3: Cross multiply
    26,566.40x = 39,829.08 × 17,215.76
  4. Step 4: Simplify right side
    26,566.40x = 685,687,882.30
  5. Step 5: Solve for x
    x = 685,687,882.30/26,566.40
  6. Step 6: Final answer
    x = 25,810.34

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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.