Home / 26,948.87-37,190.56-15,012.20

Finding the Fourth Proportional to 26,948.87, 37,190.56 and 15,012.20

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Solution

The fourth proportional to 26,948.87, 37,190.56 and 15,012.20 is: 20,717.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,948.87 : 37,190.56 = 15,012.20 : x
  2. Step 2: Convert to fraction form
    26,948.87/37,190.56 = 15,012.20/x
  3. Step 3: Cross multiply
    26,948.87x = 37,190.56 × 15,012.20
  4. Step 4: Simplify right side
    26,948.87x = 558,312,208.43
  5. Step 5: Solve for x
    x = 558,312,208.43/26,948.87
  6. Step 6: Final answer
    x = 20,717.46

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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.