Home / 18,265.34-25,183.22-14,904.74

Finding the Fourth Proportional to 18,265.34, 25,183.22 and 14,904.74

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Solution

The fourth proportional to 18,265.34, 25,183.22 and 14,904.74 is: 20,549.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,265.34 : 25,183.22 = 14,904.74 : x
  2. Step 2: Convert to fraction form
    18,265.34/25,183.22 = 14,904.74/x
  3. Step 3: Cross multiply
    18,265.34x = 25,183.22 × 14,904.74
  4. Step 4: Simplify right side
    18,265.34x = 375,349,346.46
  5. Step 5: Solve for x
    x = 375,349,346.46/18,265.34
  6. Step 6: Final answer
    x = 20,549.81

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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.