Home / 17,890.87-24,690.17-9,933.09

Finding the Fourth Proportional to 17,890.87, 24,690.17 and 9,933.09

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Solution

The fourth proportional to 17,890.87, 24,690.17 and 9,933.09 is: 13,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890.87 : 24,690.17 = 9,933.09 : x
  2. Step 2: Convert to fraction form
    17,890.87/24,690.17 = 9,933.09/x
  3. Step 3: Cross multiply
    17,890.87x = 24,690.17 × 9,933.09
  4. Step 4: Simplify right side
    17,890.87x = 245,249,779.52
  5. Step 5: Solve for x
    x = 245,249,779.52/17,890.87
  6. Step 6: Final answer
    x = 13,708.10

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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.