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Finding the Fourth Proportional to 17,897.64, 26,840.38 and 6,801.66

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Solution

The fourth proportional to 17,897.64, 26,840.38 and 6,801.66 is: 10,200.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,897.64 : 26,840.38 = 6,801.66 : x
  2. Step 2: Convert to fraction form
    17,897.64/26,840.38 = 6,801.66/x
  3. Step 3: Cross multiply
    17,897.64x = 26,840.38 × 6,801.66
  4. Step 4: Simplify right side
    17,897.64x = 182,559,139.03
  5. Step 5: Solve for x
    x = 182,559,139.03/17,897.64
  6. Step 6: Final answer
    x = 10,200.18

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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.