Home / 39,256.40-58,891.18-18,187.84

Finding the Fourth Proportional to 39,256.40, 58,891.18 and 18,187.84

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Solution

The fourth proportional to 39,256.40, 58,891.18 and 18,187.84 is: 27,284.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,256.40 : 58,891.18 = 18,187.84 : x
  2. Step 2: Convert to fraction form
    39,256.40/58,891.18 = 18,187.84/x
  3. Step 3: Cross multiply
    39,256.40x = 58,891.18 × 18,187.84
  4. Step 4: Simplify right side
    39,256.40x = 1,071,103,359.25
  5. Step 5: Solve for x
    x = 1,071,103,359.25/39,256.40
  6. Step 6: Final answer
    x = 27,284.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.