Home / 25,717.59-35,490.56-15,107.67

Finding the Fourth Proportional to 25,717.59, 35,490.56 and 15,107.67

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Solution

The fourth proportional to 25,717.59, 35,490.56 and 15,107.67 is: 20,848.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717.59 : 35,490.56 = 15,107.67 : x
  2. Step 2: Convert to fraction form
    25,717.59/35,490.56 = 15,107.67/x
  3. Step 3: Cross multiply
    25,717.59x = 35,490.56 × 15,107.67
  4. Step 4: Simplify right side
    25,717.59x = 536,179,593.06
  5. Step 5: Solve for x
    x = 536,179,593.06/25,717.59
  6. Step 6: Final answer
    x = 20,848.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.