Home / 18,334.64-25,301.79-10,376.72

Finding the Fourth Proportional to 18,334.64, 25,301.79 and 10,376.72

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Solution

The fourth proportional to 18,334.64, 25,301.79 and 10,376.72 is: 14,319.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334.64 : 25,301.79 = 10,376.72 : x
  2. Step 2: Convert to fraction form
    18,334.64/25,301.79 = 10,376.72/x
  3. Step 3: Cross multiply
    18,334.64x = 25,301.79 × 10,376.72
  4. Step 4: Simplify right side
    18,334.64x = 262,549,590.33
  5. Step 5: Solve for x
    x = 262,549,590.33/18,334.64
  6. Step 6: Final answer
    x = 14,319.87

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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.