Home / 15,974.04-22,044.32-8,804.21

Finding the Fourth Proportional to 15,974.04, 22,044.32 and 8,804.21

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Solution

The fourth proportional to 15,974.04, 22,044.32 and 8,804.21 is: 12,149.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,974.04 : 22,044.32 = 8,804.21 : x
  2. Step 2: Convert to fraction form
    15,974.04/22,044.32 = 8,804.21/x
  3. Step 3: Cross multiply
    15,974.04x = 22,044.32 × 8,804.21
  4. Step 4: Simplify right side
    15,974.04x = 194,082,822.59
  5. Step 5: Solve for x
    x = 194,082,822.59/15,974.04
  6. Step 6: Final answer
    x = 12,149.89

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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.