Home / 25,901.40-38,854.23-10,912.86

Finding the Fourth Proportional to 25,901.40, 38,854.23 and 10,912.86

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Solution

The fourth proportional to 25,901.40, 38,854.23 and 10,912.86 is: 16,370.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,901.40 : 38,854.23 = 10,912.86 : x
  2. Step 2: Convert to fraction form
    25,901.40/38,854.23 = 10,912.86/x
  3. Step 3: Cross multiply
    25,901.40x = 38,854.23 × 10,912.86
  4. Step 4: Simplify right side
    25,901.40x = 424,010,792.86
  5. Step 5: Solve for x
    x = 424,010,792.86/25,901.40
  6. Step 6: Final answer
    x = 16,370.19

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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.