Home / 25,447.59-35,113.11-15,369.27

Finding the Fourth Proportional to 25,447.59, 35,113.11 and 15,369.27

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Solution

The fourth proportional to 25,447.59, 35,113.11 and 15,369.27 is: 21,206.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,447.59 : 35,113.11 = 15,369.27 : x
  2. Step 2: Convert to fraction form
    25,447.59/35,113.11 = 15,369.27/x
  3. Step 3: Cross multiply
    25,447.59x = 35,113.11 × 15,369.27
  4. Step 4: Simplify right side
    25,447.59x = 539,662,868.13
  5. Step 5: Solve for x
    x = 539,662,868.13/25,447.59
  6. Step 6: Final answer
    x = 21,206.84

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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.