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Finding the Fourth Proportional to 26,000.61, 35,894.12 and 18,029

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Solution

The fourth proportional to 26,000.61, 35,894.12 and 18,029 is: 24,889.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,000.61 : 35,894.12 = 18,029 : x
  2. Step 2: Convert to fraction form
    26,000.61/35,894.12 = 18,029/x
  3. Step 3: Cross multiply
    26,000.61x = 35,894.12 × 18,029
  4. Step 4: Simplify right side
    26,000.61x = 647,135,089.48
  5. Step 5: Solve for x
    x = 647,135,089.48/26,000.61
  6. Step 6: Final answer
    x = 24,889.23

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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.