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Finding the Fourth Proportional to 16,647.95, 24,971.07 and 6,117.16

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Solution

The fourth proportional to 16,647.95, 24,971.07 and 6,117.16 is: 9,175.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,647.95 : 24,971.07 = 6,117.16 : x
  2. Step 2: Convert to fraction form
    16,647.95/24,971.07 = 6,117.16/x
  3. Step 3: Cross multiply
    16,647.95x = 24,971.07 × 6,117.16
  4. Step 4: Simplify right side
    16,647.95x = 152,752,030.56
  5. Step 5: Solve for x
    x = 152,752,030.56/16,647.95
  6. Step 6: Final answer
    x = 9,175.43

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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.