Home / 17,647.04-24,352.94-9,689.77

Finding the Fourth Proportional to 17,647.04, 24,352.94 and 9,689.77

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Solution

The fourth proportional to 17,647.04, 24,352.94 and 9,689.77 is: 13,371.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,647.04 : 24,352.94 = 9,689.77 : x
  2. Step 2: Convert to fraction form
    17,647.04/24,352.94 = 9,689.77/x
  3. Step 3: Cross multiply
    17,647.04x = 24,352.94 × 9,689.77
  4. Step 4: Simplify right side
    17,647.04x = 235,974,278.09
  5. Step 5: Solve for x
    x = 235,974,278.09/17,647.04
  6. Step 6: Final answer
    x = 13,371.89

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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.