Home / 25,795.35-38,656.53-10,989.36

Finding the Fourth Proportional to 25,795.35, 38,656.53 and 10,989.36

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Solution

The fourth proportional to 25,795.35, 38,656.53 and 10,989.36 is: 16,468.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,795.35 : 38,656.53 = 10,989.36 : x
  2. Step 2: Convert to fraction form
    25,795.35/38,656.53 = 10,989.36/x
  3. Step 3: Cross multiply
    25,795.35x = 38,656.53 × 10,989.36
  4. Step 4: Simplify right side
    25,795.35x = 424,810,524.52
  5. Step 5: Solve for x
    x = 424,810,524.52/25,795.35
  6. Step 6: Final answer
    x = 16,468.49

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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.