Home / 14,851.08-22,279.94-4,990.09

Finding the Fourth Proportional to 14,851.08, 22,279.94 and 4,990.09

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Solution

The fourth proportional to 14,851.08, 22,279.94 and 4,990.09 is: 7,486.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,851.08 : 22,279.94 = 4,990.09 : x
  2. Step 2: Convert to fraction form
    14,851.08/22,279.94 = 4,990.09/x
  3. Step 3: Cross multiply
    14,851.08x = 22,279.94 × 4,990.09
  4. Step 4: Simplify right side
    14,851.08x = 111,178,913.70
  5. Step 5: Solve for x
    x = 111,178,913.70/14,851.08
  6. Step 6: Final answer
    x = 7,486.25

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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.