Home / 28,367.48-42,551.22-10,839.08

Finding the Fourth Proportional to 28,367.48, 42,551.22 and 10,839.08

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Solution

The fourth proportional to 28,367.48, 42,551.22 and 10,839.08 is: 16,258.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,367.48 : 42,551.22 = 10,839.08 : x
  2. Step 2: Convert to fraction form
    28,367.48/42,551.22 = 10,839.08/x
  3. Step 3: Cross multiply
    28,367.48x = 42,551.22 × 10,839.08
  4. Step 4: Simplify right side
    28,367.48x = 461,216,077.68
  5. Step 5: Solve for x
    x = 461,216,077.68/28,367.48
  6. Step 6: Final answer
    x = 16,258.62

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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.