Home / 24,144.99-33,301.78-21,155.63

Finding the Fourth Proportional to 24,144.99, 33,301.78 and 21,155.63

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Solution

The fourth proportional to 24,144.99, 33,301.78 and 21,155.63 is: 29,178.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,144.99 : 33,301.78 = 21,155.63 : x
  2. Step 2: Convert to fraction form
    24,144.99/33,301.78 = 21,155.63/x
  3. Step 3: Cross multiply
    24,144.99x = 33,301.78 × 21,155.63
  4. Step 4: Simplify right side
    24,144.99x = 704,519,916.62
  5. Step 5: Solve for x
    x = 704,519,916.62/24,144.99
  6. Step 6: Final answer
    x = 29,178.72

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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.