Home / 18,734.64-25,853.74-10,351.12

Finding the Fourth Proportional to 18,734.64, 25,853.74 and 10,351.12

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Solution

The fourth proportional to 18,734.64, 25,853.74 and 10,351.12 is: 14,284.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,734.64 : 25,853.74 = 10,351.12 : x
  2. Step 2: Convert to fraction form
    18,734.64/25,853.74 = 10,351.12/x
  3. Step 3: Cross multiply
    18,734.64x = 25,853.74 × 10,351.12
  4. Step 4: Simplify right side
    18,734.64x = 267,615,165.19
  5. Step 5: Solve for x
    x = 267,615,165.19/18,734.64
  6. Step 6: Final answer
    x = 14,284.51

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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.