Home / 14,472.06-19,974.55-8,808.63

Finding the Fourth Proportional to 14,472.06, 19,974.55 and 8,808.63

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Solution

The fourth proportional to 14,472.06, 19,974.55 and 8,808.63 is: 12,157.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472.06 : 19,974.55 = 8,808.63 : x
  2. Step 2: Convert to fraction form
    14,472.06/19,974.55 = 8,808.63/x
  3. Step 3: Cross multiply
    14,472.06x = 19,974.55 × 8,808.63
  4. Step 4: Simplify right side
    14,472.06x = 175,948,320.49
  5. Step 5: Solve for x
    x = 175,948,320.49/14,472.06
  6. Step 6: Final answer
    x = 12,157.80

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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.