Home / 53,088.09-73,257.78-31,576.65

Finding the Fourth Proportional to 53,088.09, 73,257.78 and 31,576.65

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Solution

The fourth proportional to 53,088.09, 73,257.78 and 31,576.65 is: 43,573.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,088.09 : 73,257.78 = 31,576.65 : x
  2. Step 2: Convert to fraction form
    53,088.09/73,257.78 = 31,576.65/x
  3. Step 3: Cross multiply
    53,088.09x = 73,257.78 × 31,576.65
  4. Step 4: Simplify right side
    53,088.09x = 2,313,234,912.55
  5. Step 5: Solve for x
    x = 2,313,234,912.55/53,088.09
  6. Step 6: Final answer
    x = 43,573.52

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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.