Home / 25,616.24-35,344.39-15,544.45

Finding the Fourth Proportional to 25,616.24, 35,344.39 and 15,544.45

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Solution

The fourth proportional to 25,616.24, 35,344.39 and 15,544.45 is: 21,447.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,616.24 : 35,344.39 = 15,544.45 : x
  2. Step 2: Convert to fraction form
    25,616.24/35,344.39 = 15,544.45/x
  3. Step 3: Cross multiply
    25,616.24x = 35,344.39 × 15,544.45
  4. Step 4: Simplify right side
    25,616.24x = 549,408,975.91
  5. Step 5: Solve for x
    x = 549,408,975.91/25,616.24
  6. Step 6: Final answer
    x = 21,447.68

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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.