Home / 25,600.56-35,331.36-14,271.92

Finding the Fourth Proportional to 25,600.56, 35,331.36 and 14,271.92

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Solution

The fourth proportional to 25,600.56, 35,331.36 and 14,271.92 is: 19,696.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,600.56 : 35,331.36 = 14,271.92 : x
  2. Step 2: Convert to fraction form
    25,600.56/35,331.36 = 14,271.92/x
  3. Step 3: Cross multiply
    25,600.56x = 35,331.36 × 14,271.92
  4. Step 4: Simplify right side
    25,600.56x = 504,246,343.41
  5. Step 5: Solve for x
    x = 504,246,343.41/25,600.56
  6. Step 6: Final answer
    x = 19,696.69

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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.