Home / 19,284.20-26,611.78-10,452.20

Finding the Fourth Proportional to 19,284.20, 26,611.78 and 10,452.20

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Solution

The fourth proportional to 19,284.20, 26,611.78 and 10,452.20 is: 14,423.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.20 : 26,611.78 = 10,452.20 : x
  2. Step 2: Convert to fraction form
    19,284.20/26,611.78 = 10,452.20/x
  3. Step 3: Cross multiply
    19,284.20x = 26,611.78 × 10,452.20
  4. Step 4: Simplify right side
    19,284.20x = 278,151,646.92
  5. Step 5: Solve for x
    x = 278,151,646.92/19,284.20
  6. Step 6: Final answer
    x = 14,423.81

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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.