Home / 14,320.08-19,761.72-8,032.44

Finding the Fourth Proportional to 14,320.08, 19,761.72 and 8,032.44

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Solution

The fourth proportional to 14,320.08, 19,761.72 and 8,032.44 is: 11,084.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.08 : 19,761.72 = 8,032.44 : x
  2. Step 2: Convert to fraction form
    14,320.08/19,761.72 = 8,032.44/x
  3. Step 3: Cross multiply
    14,320.08x = 19,761.72 × 8,032.44
  4. Step 4: Simplify right side
    14,320.08x = 158,734,830.20
  5. Step 5: Solve for x
    x = 158,734,830.20/14,320.08
  6. Step 6: Final answer
    x = 11,084.77

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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.