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Finding the Fourth Proportional to 35,169.98, 52,755.06 and 8,874.72

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Solution

The fourth proportional to 35,169.98, 52,755.06 and 8,874.72 is: 13,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,169.98 : 52,755.06 = 8,874.72 : x
  2. Step 2: Convert to fraction form
    35,169.98/52,755.06 = 8,874.72/x
  3. Step 3: Cross multiply
    35,169.98x = 52,755.06 × 8,874.72
  4. Step 4: Simplify right side
    35,169.98x = 468,186,386.08
  5. Step 5: Solve for x
    x = 468,186,386.08/35,169.98
  6. Step 6: Final answer
    x = 13,312.10

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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.