Home / 25,736.94-35,506.55-15,657.30

Finding the Fourth Proportional to 25,736.94, 35,506.55 and 15,657.30

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Solution

The fourth proportional to 25,736.94, 35,506.55 and 15,657.30 is: 21,600.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,736.94 : 35,506.55 = 15,657.30 : x
  2. Step 2: Convert to fraction form
    25,736.94/35,506.55 = 15,657.30/x
  3. Step 3: Cross multiply
    25,736.94x = 35,506.55 × 15,657.30
  4. Step 4: Simplify right side
    25,736.94x = 555,936,744.46
  5. Step 5: Solve for x
    x = 555,936,744.46/25,736.94
  6. Step 6: Final answer
    x = 21,600.73

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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.