Home / 13,782.96-20,652.71-10,068.03

Finding the Fourth Proportional to 13,782.96, 20,652.71 and 10,068.03

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Solution

The fourth proportional to 13,782.96, 20,652.71 and 10,068.03 is: 15,086.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,782.96 : 20,652.71 = 10,068.03 : x
  2. Step 2: Convert to fraction form
    13,782.96/20,652.71 = 10,068.03/x
  3. Step 3: Cross multiply
    13,782.96x = 20,652.71 × 10,068.03
  4. Step 4: Simplify right side
    13,782.96x = 207,932,053.52
  5. Step 5: Solve for x
    x = 207,932,053.52/13,782.96
  6. Step 6: Final answer
    x = 15,086.17

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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.