Home / 12,866.48-19,298.28-8,733.04

Finding the Fourth Proportional to 12,866.48, 19,298.28 and 8,733.04

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Solution

The fourth proportional to 12,866.48, 19,298.28 and 8,733.04 is: 13,098.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,866.48 : 19,298.28 = 8,733.04 : x
  2. Step 2: Convert to fraction form
    12,866.48/19,298.28 = 8,733.04/x
  3. Step 3: Cross multiply
    12,866.48x = 19,298.28 × 8,733.04
  4. Step 4: Simplify right side
    12,866.48x = 168,532,651.17
  5. Step 5: Solve for x
    x = 168,532,651.17/12,866.48
  6. Step 6: Final answer
    x = 13,098.58

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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.