Home / 26,816.52-37,006.56-15,488.40

Finding the Fourth Proportional to 26,816.52, 37,006.56 and 15,488.40

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Solution

The fourth proportional to 26,816.52, 37,006.56 and 15,488.40 is: 21,373.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,816.52 : 37,006.56 = 15,488.40 : x
  2. Step 2: Convert to fraction form
    26,816.52/37,006.56 = 15,488.40/x
  3. Step 3: Cross multiply
    26,816.52x = 37,006.56 × 15,488.40
  4. Step 4: Simplify right side
    26,816.52x = 573,172,403.90
  5. Step 5: Solve for x
    x = 573,172,403.90/26,816.52
  6. Step 6: Final answer
    x = 21,373.85

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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.