Home / 17,980.09-24,811.95-11,269.34

Finding the Fourth Proportional to 17,980.09, 24,811.95 and 11,269.34

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Solution

The fourth proportional to 17,980.09, 24,811.95 and 11,269.34 is: 15,551.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,980.09 : 24,811.95 = 11,269.34 : x
  2. Step 2: Convert to fraction form
    17,980.09/24,811.95 = 11,269.34/x
  3. Step 3: Cross multiply
    17,980.09x = 24,811.95 × 11,269.34
  4. Step 4: Simplify right side
    17,980.09x = 279,614,300.61
  5. Step 5: Solve for x
    x = 279,614,300.61/17,980.09
  6. Step 6: Final answer
    x = 15,551.33

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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.