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Finding the Fourth Proportional to 47,240.76, 65,192.08 and 26,020

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Solution

The fourth proportional to 47,240.76, 65,192.08 and 26,020 is: 35,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,240.76 : 65,192.08 = 26,020 : x
  2. Step 2: Convert to fraction form
    47,240.76/65,192.08 = 26,020/x
  3. Step 3: Cross multiply
    47,240.76x = 65,192.08 × 26,020
  4. Step 4: Simplify right side
    47,240.76x = 1,696,297,921.60
  5. Step 5: Solve for x
    x = 1,696,297,921.60/47,240.76
  6. Step 6: Final answer
    x = 35,907.51

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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.