Home / 18,263.68-25,216.48-14,007.36

Finding the Fourth Proportional to 18,263.68, 25,216.48 and 14,007.36

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Solution

The fourth proportional to 18,263.68, 25,216.48 and 14,007.36 is: 19,339.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.68 : 25,216.48 = 14,007.36 : x
  2. Step 2: Convert to fraction form
    18,263.68/25,216.48 = 14,007.36/x
  3. Step 3: Cross multiply
    18,263.68x = 25,216.48 × 14,007.36
  4. Step 4: Simplify right side
    18,263.68x = 353,216,313.29
  5. Step 5: Solve for x
    x = 353,216,313.29/18,263.68
  6. Step 6: Final answer
    x = 19,339.82

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Half scale
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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.