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Finding the Fourth Proportional to 17,447.95, 26,266.84 and 15,897.93

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Solution

The fourth proportional to 17,447.95, 26,266.84 and 15,897.93 is: 23,933.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,447.95 : 26,266.84 = 15,897.93 : x
  2. Step 2: Convert to fraction form
    17,447.95/26,266.84 = 15,897.93/x
  3. Step 3: Cross multiply
    17,447.95x = 26,266.84 × 15,897.93
  4. Step 4: Simplify right side
    17,447.95x = 417,588,252.31
  5. Step 5: Solve for x
    x = 417,588,252.31/17,447.95
  6. Step 6: Final answer
    x = 23,933.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.