Home / 25,703.49-38,560.50-10,912.35

Finding the Fourth Proportional to 25,703.49, 38,560.50 and 10,912.35

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Solution

The fourth proportional to 25,703.49, 38,560.50 and 10,912.35 is: 16,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,703.49 : 38,560.50 = 10,912.35 : x
  2. Step 2: Convert to fraction form
    25,703.49/38,560.50 = 10,912.35/x
  3. Step 3: Cross multiply
    25,703.49x = 38,560.50 × 10,912.35
  4. Step 4: Simplify right side
    25,703.49x = 420,785,672.18
  5. Step 5: Solve for x
    x = 420,785,672.18/25,703.49
  6. Step 6: Final answer
    x = 16,370.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.