Home / 17,829.09-24,605.80-9,871.32

Finding the Fourth Proportional to 17,829.09, 24,605.80 and 9,871.32

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Solution

The fourth proportional to 17,829.09, 24,605.80 and 9,871.32 is: 13,623.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,829.09 : 24,605.80 = 9,871.32 : x
  2. Step 2: Convert to fraction form
    17,829.09/24,605.80 = 9,871.32/x
  3. Step 3: Cross multiply
    17,829.09x = 24,605.80 × 9,871.32
  4. Step 4: Simplify right side
    17,829.09x = 242,891,725.66
  5. Step 5: Solve for x
    x = 242,891,725.66/17,829.09
  6. Step 6: Final answer
    x = 13,623.34

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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.