Home / 17,565.99-24,216.73-11,891.80

Finding the Fourth Proportional to 17,565.99, 24,216.73 and 11,891.80

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Solution

The fourth proportional to 17,565.99, 24,216.73 and 11,891.80 is: 16,394.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,565.99 : 24,216.73 = 11,891.80 : x
  2. Step 2: Convert to fraction form
    17,565.99/24,216.73 = 11,891.80/x
  3. Step 3: Cross multiply
    17,565.99x = 24,216.73 × 11,891.80
  4. Step 4: Simplify right side
    17,565.99x = 287,980,509.81
  5. Step 5: Solve for x
    x = 287,980,509.81/17,565.99
  6. Step 6: Final answer
    x = 16,394.21

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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.