Home / 27,217.22-37,561.73-15,888.56

Finding the Fourth Proportional to 27,217.22, 37,561.73 and 15,888.56

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Solution

The fourth proportional to 27,217.22, 37,561.73 and 15,888.56 is: 21,927.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217.22 : 37,561.73 = 15,888.56 : x
  2. Step 2: Convert to fraction form
    27,217.22/37,561.73 = 15,888.56/x
  3. Step 3: Cross multiply
    27,217.22x = 37,561.73 × 15,888.56
  4. Step 4: Simplify right side
    27,217.22x = 596,801,533.56
  5. Step 5: Solve for x
    x = 596,801,533.56/27,217.22
  6. Step 6: Final answer
    x = 21,927.35

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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.