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Finding the Fourth Proportional to 35,294.61, 48,706.64 and 19,162.04

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Solution

The fourth proportional to 35,294.61, 48,706.64 and 19,162.04 is: 26,443.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,294.61 : 48,706.64 = 19,162.04 : x
  2. Step 2: Convert to fraction form
    35,294.61/48,706.64 = 19,162.04/x
  3. Step 3: Cross multiply
    35,294.61x = 48,706.64 × 19,162.04
  4. Step 4: Simplify right side
    35,294.61x = 933,318,583.95
  5. Step 5: Solve for x
    x = 933,318,583.95/35,294.61
  6. Step 6: Final answer
    x = 26,443.66

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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.