Home / 25,617.24-35,352.54-15,005.88

Finding the Fourth Proportional to 25,617.24, 35,352.54 and 15,005.88

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Solution

The fourth proportional to 25,617.24, 35,352.54 and 15,005.88 is: 20,708.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,617.24 : 35,352.54 = 15,005.88 : x
  2. Step 2: Convert to fraction form
    25,617.24/35,352.54 = 15,005.88/x
  3. Step 3: Cross multiply
    25,617.24x = 35,352.54 × 15,005.88
  4. Step 4: Simplify right side
    25,617.24x = 530,495,972.94
  5. Step 5: Solve for x
    x = 530,495,972.94/25,617.24
  6. Step 6: Final answer
    x = 20,708.55

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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.