Home / 18,488.52-27,705.84-10,566.60

Finding the Fourth Proportional to 18,488.52, 27,705.84 and 10,566.60

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Solution

The fourth proportional to 18,488.52, 27,705.84 and 10,566.60 is: 15,834.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,488.52 : 27,705.84 = 10,566.60 : x
  2. Step 2: Convert to fraction form
    18,488.52/27,705.84 = 10,566.60/x
  3. Step 3: Cross multiply
    18,488.52x = 27,705.84 × 10,566.60
  4. Step 4: Simplify right side
    18,488.52x = 292,756,528.94
  5. Step 5: Solve for x
    x = 292,756,528.94/18,488.52
  6. Step 6: Final answer
    x = 15,834.50

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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.