Home / 25,525.13-35,219.51-14,912.71

Finding the Fourth Proportional to 25,525.13, 35,219.51 and 14,912.71

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Solution

The fourth proportional to 25,525.13, 35,219.51 and 14,912.71 is: 20,576.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,525.13 : 35,219.51 = 14,912.71 : x
  2. Step 2: Convert to fraction form
    25,525.13/35,219.51 = 14,912.71/x
  3. Step 3: Cross multiply
    25,525.13x = 35,219.51 × 14,912.71
  4. Step 4: Simplify right side
    25,525.13x = 525,218,162.87
  5. Step 5: Solve for x
    x = 525,218,162.87/25,525.13
  6. Step 6: Final answer
    x = 20,576.52

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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.