Home / 25,510.56-35,222.10-15,954.60

Finding the Fourth Proportional to 25,510.56, 35,222.10 and 15,954.60

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Solution

The fourth proportional to 25,510.56, 35,222.10 and 15,954.60 is: 22,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,510.56 : 35,222.10 = 15,954.60 : x
  2. Step 2: Convert to fraction form
    25,510.56/35,222.10 = 15,954.60/x
  3. Step 3: Cross multiply
    25,510.56x = 35,222.10 × 15,954.60
  4. Step 4: Simplify right side
    25,510.56x = 561,954,516.66
  5. Step 5: Solve for x
    x = 561,954,516.66/25,510.56
  6. Step 6: Final answer
    x = 22,028.31

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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.