Home / 25,887.26-38,803.18-13,394.70

Finding the Fourth Proportional to 25,887.26, 38,803.18 and 13,394.70

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Solution

The fourth proportional to 25,887.26, 38,803.18 and 13,394.70 is: 20,077.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,887.26 : 38,803.18 = 13,394.70 : x
  2. Step 2: Convert to fraction form
    25,887.26/38,803.18 = 13,394.70/x
  3. Step 3: Cross multiply
    25,887.26x = 38,803.18 × 13,394.70
  4. Step 4: Simplify right side
    25,887.26x = 519,756,955.15
  5. Step 5: Solve for x
    x = 519,756,955.15/25,887.26
  6. Step 6: Final answer
    x = 20,077.71

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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.