Home / 25,730.06-35,496.83-15,656.90

Finding the Fourth Proportional to 25,730.06, 35,496.83 and 15,656.90

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Solution

The fourth proportional to 25,730.06, 35,496.83 and 15,656.90 is: 21,600.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730.06 : 35,496.83 = 15,656.90 : x
  2. Step 2: Convert to fraction form
    25,730.06/35,496.83 = 15,656.90/x
  3. Step 3: Cross multiply
    25,730.06x = 35,496.83 × 15,656.90
  4. Step 4: Simplify right side
    25,730.06x = 555,770,179.29
  5. Step 5: Solve for x
    x = 555,770,179.29/25,730.06
  6. Step 6: Final answer
    x = 21,600.04

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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.