Home / 24,845.50-34,287.41-13,515.63

Finding the Fourth Proportional to 24,845.50, 34,287.41 and 13,515.63

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Solution

The fourth proportional to 24,845.50, 34,287.41 and 13,515.63 is: 18,651.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,845.50 : 34,287.41 = 13,515.63 : x
  2. Step 2: Convert to fraction form
    24,845.50/34,287.41 = 13,515.63/x
  3. Step 3: Cross multiply
    24,845.50x = 34,287.41 × 13,515.63
  4. Step 4: Simplify right side
    24,845.50x = 463,415,981.01
  5. Step 5: Solve for x
    x = 463,415,981.01/24,845.50
  6. Step 6: Final answer
    x = 18,651.91

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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.