Home / 27,576.93-38,057.02-15,640.77

Finding the Fourth Proportional to 27,576.93, 38,057.02 and 15,640.77

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Solution

The fourth proportional to 27,576.93, 38,057.02 and 15,640.77 is: 21,584.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,576.93 : 38,057.02 = 15,640.77 : x
  2. Step 2: Convert to fraction form
    27,576.93/38,057.02 = 15,640.77/x
  3. Step 3: Cross multiply
    27,576.93x = 38,057.02 × 15,640.77
  4. Step 4: Simplify right side
    27,576.93x = 595,241,096.71
  5. Step 5: Solve for x
    x = 595,241,096.71/27,576.93
  6. Step 6: Final answer
    x = 21,584.75

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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.