Home / 18,313.26-25,272.99-10,356.36

Finding the Fourth Proportional to 18,313.26, 25,272.99 and 10,356.36

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Solution

The fourth proportional to 18,313.26, 25,272.99 and 10,356.36 is: 14,292.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,313.26 : 25,272.99 = 10,356.36 : x
  2. Step 2: Convert to fraction form
    18,313.26/25,272.99 = 10,356.36/x
  3. Step 3: Cross multiply
    18,313.26x = 25,272.99 × 10,356.36
  4. Step 4: Simplify right side
    18,313.26x = 261,736,182.72
  5. Step 5: Solve for x
    x = 261,736,182.72/18,313.26
  6. Step 6: Final answer
    x = 14,292.17

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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.