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Finding the Fourth Proportional to 17,885.95, 26,822.62 and 7,352.89

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Solution

The fourth proportional to 17,885.95, 26,822.62 and 7,352.89 is: 11,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,885.95 : 26,822.62 = 7,352.89 : x
  2. Step 2: Convert to fraction form
    17,885.95/26,822.62 = 7,352.89/x
  3. Step 3: Cross multiply
    17,885.95x = 26,822.62 × 7,352.89
  4. Step 4: Simplify right side
    17,885.95x = 197,223,621.88
  5. Step 5: Solve for x
    x = 197,223,621.88/17,885.95
  6. Step 6: Final answer
    x = 11,026.74

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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.