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Finding the Fourth Proportional to 34,863.42, 52,302.57 and 9,911.10

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Solution

The fourth proportional to 34,863.42, 52,302.57 and 9,911.10 is: 14,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,863.42 : 52,302.57 = 9,911.10 : x
  2. Step 2: Convert to fraction form
    34,863.42/52,302.57 = 9,911.10/x
  3. Step 3: Cross multiply
    34,863.42x = 52,302.57 × 9,911.10
  4. Step 4: Simplify right side
    34,863.42x = 518,376,001.53
  5. Step 5: Solve for x
    x = 518,376,001.53/34,863.42
  6. Step 6: Final answer
    x = 14,868.77

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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.