Home / 18,366.38-25,347.73-10,302.25

Finding the Fourth Proportional to 18,366.38, 25,347.73 and 10,302.25

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Solution

The fourth proportional to 18,366.38, 25,347.73 and 10,302.25 is: 14,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,366.38 : 25,347.73 = 10,302.25 : x
  2. Step 2: Convert to fraction form
    18,366.38/25,347.73 = 10,302.25/x
  3. Step 3: Cross multiply
    18,366.38x = 25,347.73 × 10,302.25
  4. Step 4: Simplify right side
    18,366.38x = 261,138,657.51
  5. Step 5: Solve for x
    x = 261,138,657.51/18,366.38
  6. Step 6: Final answer
    x = 14,218.30

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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.