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Finding the Fourth Proportional to 27,865.50, 41,798.25 and 9,397.50

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Solution

The fourth proportional to 27,865.50, 41,798.25 and 9,397.50 is: 14,096.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,865.50 : 41,798.25 = 9,397.50 : x
  2. Step 2: Convert to fraction form
    27,865.50/41,798.25 = 9,397.50/x
  3. Step 3: Cross multiply
    27,865.50x = 41,798.25 × 9,397.50
  4. Step 4: Simplify right side
    27,865.50x = 392,799,054.38
  5. Step 5: Solve for x
    x = 392,799,054.38/27,865.50
  6. Step 6: Final answer
    x = 14,096.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.