Home / 26,897.70-37,118.15-15,565.62

Finding the Fourth Proportional to 26,897.70, 37,118.15 and 15,565.62

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Solution

The fourth proportional to 26,897.70, 37,118.15 and 15,565.62 is: 21,480.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,897.70 : 37,118.15 = 15,565.62 : x
  2. Step 2: Convert to fraction form
    26,897.70/37,118.15 = 15,565.62/x
  3. Step 3: Cross multiply
    26,897.70x = 37,118.15 × 15,565.62
  4. Step 4: Simplify right side
    26,897.70x = 577,766,940.17
  5. Step 5: Solve for x
    x = 577,766,940.17/26,897.70
  6. Step 6: Final answer
    x = 21,480.16

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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.