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Finding the Fourth Proportional to 26,598.54, 36,689.74 and 15,836.22

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Solution

The fourth proportional to 26,598.54, 36,689.74 and 15,836.22 is: 21,844.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,598.54 : 36,689.74 = 15,836.22 : x
  2. Step 2: Convert to fraction form
    26,598.54/36,689.74 = 15,836.22/x
  3. Step 3: Cross multiply
    26,598.54x = 36,689.74 × 15,836.22
  4. Step 4: Simplify right side
    26,598.54x = 581,026,794.38
  5. Step 5: Solve for x
    x = 581,026,794.38/26,598.54
  6. Step 6: Final answer
    x = 21,844.31

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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.