Home / 26,991.90-37,248.72-15,055.22

Finding the Fourth Proportional to 26,991.90, 37,248.72 and 15,055.22

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Solution

The fourth proportional to 26,991.90, 37,248.72 and 15,055.22 is: 20,776.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.90 : 37,248.72 = 15,055.22 : x
  2. Step 2: Convert to fraction form
    26,991.90/37,248.72 = 15,055.22/x
  3. Step 3: Cross multiply
    26,991.90x = 37,248.72 × 15,055.22
  4. Step 4: Simplify right side
    26,991.90x = 560,787,814.00
  5. Step 5: Solve for x
    x = 560,787,814.00/26,991.90
  6. Step 6: Final answer
    x = 20,776.15

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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.