Home / 14,488.28-19,995.52-8,826.36

Finding the Fourth Proportional to 14,488.28, 19,995.52 and 8,826.36

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Solution

The fourth proportional to 14,488.28, 19,995.52 and 8,826.36 is: 12,181.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488.28 : 19,995.52 = 8,826.36 : x
  2. Step 2: Convert to fraction form
    14,488.28/19,995.52 = 8,826.36/x
  3. Step 3: Cross multiply
    14,488.28x = 19,995.52 × 8,826.36
  4. Step 4: Simplify right side
    14,488.28x = 176,487,657.91
  5. Step 5: Solve for x
    x = 176,487,657.91/14,488.28
  6. Step 6: Final answer
    x = 12,181.41

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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.