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Finding the Fourth Proportional to 17,265.95, 23,826.88 and 9,813.95

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Solution

The fourth proportional to 17,265.95, 23,826.88 and 9,813.95 is: 13,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,265.95 : 23,826.88 = 9,813.95 : x
  2. Step 2: Convert to fraction form
    17,265.95/23,826.88 = 9,813.95/x
  3. Step 3: Cross multiply
    17,265.95x = 23,826.88 × 9,813.95
  4. Step 4: Simplify right side
    17,265.95x = 233,835,808.98
  5. Step 5: Solve for x
    x = 233,835,808.98/17,265.95
  6. Step 6: Final answer
    x = 13,543.18

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1.5x scale

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.