Home / 26,856.49-37,057.84-15,523.80

Finding the Fourth Proportional to 26,856.49, 37,057.84 and 15,523.80

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Solution

The fourth proportional to 26,856.49, 37,057.84 and 15,523.80 is: 21,420.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,856.49 : 37,057.84 = 15,523.80 : x
  2. Step 2: Convert to fraction form
    26,856.49/37,057.84 = 15,523.80/x
  3. Step 3: Cross multiply
    26,856.49x = 37,057.84 × 15,523.80
  4. Step 4: Simplify right side
    26,856.49x = 575,278,496.59
  5. Step 5: Solve for x
    x = 575,278,496.59/26,856.49
  6. Step 6: Final answer
    x = 21,420.46

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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.