Home / 15,850.76-21,867.81-10,184.66

Finding the Fourth Proportional to 15,850.76, 21,867.81 and 10,184.66

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Solution

The fourth proportional to 15,850.76, 21,867.81 and 10,184.66 is: 14,050.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,850.76 : 21,867.81 = 10,184.66 : x
  2. Step 2: Convert to fraction form
    15,850.76/21,867.81 = 10,184.66/x
  3. Step 3: Cross multiply
    15,850.76x = 21,867.81 × 10,184.66
  4. Step 4: Simplify right side
    15,850.76x = 222,716,209.79
  5. Step 5: Solve for x
    x = 222,716,209.79/15,850.76
  6. Step 6: Final answer
    x = 14,050.82

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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.