Home / 26,836.47-37,008.81-19,561.95

Finding the Fourth Proportional to 26,836.47, 37,008.81 and 19,561.95

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Solution

The fourth proportional to 26,836.47, 37,008.81 and 19,561.95 is: 26,976.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,836.47 : 37,008.81 = 19,561.95 : x
  2. Step 2: Convert to fraction form
    26,836.47/37,008.81 = 19,561.95/x
  3. Step 3: Cross multiply
    26,836.47x = 37,008.81 × 19,561.95
  4. Step 4: Simplify right side
    26,836.47x = 723,964,490.78
  5. Step 5: Solve for x
    x = 723,964,490.78/26,836.47
  6. Step 6: Final answer
    x = 26,976.89

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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.