Home / 18,350.42-25,323.80-10,392.45

Finding the Fourth Proportional to 18,350.42, 25,323.80 and 10,392.45

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Solution

The fourth proportional to 18,350.42, 25,323.80 and 10,392.45 is: 14,341.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.42 : 25,323.80 = 10,392.45 : x
  2. Step 2: Convert to fraction form
    18,350.42/25,323.80 = 10,392.45/x
  3. Step 3: Cross multiply
    18,350.42x = 25,323.80 × 10,392.45
  4. Step 4: Simplify right side
    18,350.42x = 263,176,273.35
  5. Step 5: Solve for x
    x = 263,176,273.35/18,350.42
  6. Step 6: Final answer
    x = 14,341.71

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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.