Home / 27,224.45-37,559.01-15,731.76

Finding the Fourth Proportional to 27,224.45, 37,559.01 and 15,731.76

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Solution

The fourth proportional to 27,224.45, 37,559.01 and 15,731.76 is: 21,703.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,224.45 : 37,559.01 = 15,731.76 : x
  2. Step 2: Convert to fraction form
    27,224.45/37,559.01 = 15,731.76/x
  3. Step 3: Cross multiply
    27,224.45x = 37,559.01 × 15,731.76
  4. Step 4: Simplify right side
    27,224.45x = 590,869,390.15
  5. Step 5: Solve for x
    x = 590,869,390.15/27,224.45
  6. Step 6: Final answer
    x = 21,703.63

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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.