Home / 18,560.42-25,613.21-10,176.74

Finding the Fourth Proportional to 18,560.42, 25,613.21 and 10,176.74

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Solution

The fourth proportional to 18,560.42, 25,613.21 and 10,176.74 is: 14,043.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,560.42 : 25,613.21 = 10,176.74 : x
  2. Step 2: Convert to fraction form
    18,560.42/25,613.21 = 10,176.74/x
  3. Step 3: Cross multiply
    18,560.42x = 25,613.21 × 10,176.74
  4. Step 4: Simplify right side
    18,560.42x = 260,658,978.74
  5. Step 5: Solve for x
    x = 260,658,978.74/18,560.42
  6. Step 6: Final answer
    x = 14,043.81

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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.