Home / 17,867.81-24,641.44-11,154.06

Finding the Fourth Proportional to 17,867.81, 24,641.44 and 11,154.06

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Solution

The fourth proportional to 17,867.81, 24,641.44 and 11,154.06 is: 15,382.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.81 : 24,641.44 = 11,154.06 : x
  2. Step 2: Convert to fraction form
    17,867.81/24,641.44 = 11,154.06/x
  3. Step 3: Cross multiply
    17,867.81x = 24,641.44 × 11,154.06
  4. Step 4: Simplify right side
    17,867.81x = 274,852,114.19
  5. Step 5: Solve for x
    x = 274,852,114.19/17,867.81
  6. Step 6: Final answer
    x = 15,382.53

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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.