Home / 25,717.78-38,536.98-17,365.06

Finding the Fourth Proportional to 25,717.78, 38,536.98 and 17,365.06

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Solution

The fourth proportional to 25,717.78, 38,536.98 and 17,365.06 is: 26,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717.78 : 38,536.98 = 17,365.06 : x
  2. Step 2: Convert to fraction form
    25,717.78/38,536.98 = 17,365.06/x
  3. Step 3: Cross multiply
    25,717.78x = 38,536.98 × 17,365.06
  4. Step 4: Simplify right side
    25,717.78x = 669,196,969.92
  5. Step 5: Solve for x
    x = 669,196,969.92/25,717.78
  6. Step 6: Final answer
    x = 26,020.79

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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.