Home / 26,816.05-37,011.53-15,487.39

Finding the Fourth Proportional to 26,816.05, 37,011.53 and 15,487.39

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Solution

The fourth proportional to 26,816.05, 37,011.53 and 15,487.39 is: 21,375.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,816.05 : 37,011.53 = 15,487.39 : x
  2. Step 2: Convert to fraction form
    26,816.05/37,011.53 = 15,487.39/x
  3. Step 3: Cross multiply
    26,816.05x = 37,011.53 × 15,487.39
  4. Step 4: Simplify right side
    26,816.05x = 573,211,999.61
  5. Step 5: Solve for x
    x = 573,211,999.61/26,816.05
  6. Step 6: Final answer
    x = 21,375.71

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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.