Home / 17,578.24-24,248.93-11,911.07

Finding the Fourth Proportional to 17,578.24, 24,248.93 and 11,911.07

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Solution

The fourth proportional to 17,578.24, 24,248.93 and 11,911.07 is: 16,431.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,578.24 : 24,248.93 = 11,911.07 : x
  2. Step 2: Convert to fraction form
    17,578.24/24,248.93 = 11,911.07/x
  3. Step 3: Cross multiply
    17,578.24x = 24,248.93 × 11,911.07
  4. Step 4: Simplify right side
    17,578.24x = 288,830,702.66
  5. Step 5: Solve for x
    x = 288,830,702.66/17,578.24
  6. Step 6: Final answer
    x = 16,431.15

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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.