Home / 18,759.66-25,887.31-10,693.27

Finding the Fourth Proportional to 18,759.66, 25,887.31 and 10,693.27

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Solution

The fourth proportional to 18,759.66, 25,887.31 and 10,693.27 is: 14,756.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,759.66 : 25,887.31 = 10,693.27 : x
  2. Step 2: Convert to fraction form
    18,759.66/25,887.31 = 10,693.27/x
  3. Step 3: Cross multiply
    18,759.66x = 25,887.31 × 10,693.27
  4. Step 4: Simplify right side
    18,759.66x = 276,819,995.40
  5. Step 5: Solve for x
    x = 276,819,995.40/18,759.66
  6. Step 6: Final answer
    x = 14,756.13

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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.