Home / 19,823.32-29,764.14-8,159.32

Finding the Fourth Proportional to 19,823.32, 29,764.14 and 8,159.32

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Solution

The fourth proportional to 19,823.32, 29,764.14 and 8,159.32 is: 12,250.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,823.32 : 29,764.14 = 8,159.32 : x
  2. Step 2: Convert to fraction form
    19,823.32/29,764.14 = 8,159.32/x
  3. Step 3: Cross multiply
    19,823.32x = 29,764.14 × 8,159.32
  4. Step 4: Simplify right side
    19,823.32x = 242,855,142.78
  5. Step 5: Solve for x
    x = 242,855,142.78/19,823.32
  6. Step 6: Final answer
    x = 12,250.98

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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.