Home / 18,297.42-25,247.65-10,336.74

Finding the Fourth Proportional to 18,297.42, 25,247.65 and 10,336.74

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Solution

The fourth proportional to 18,297.42, 25,247.65 and 10,336.74 is: 14,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,297.42 : 25,247.65 = 10,336.74 : x
  2. Step 2: Convert to fraction form
    18,297.42/25,247.65 = 10,336.74/x
  3. Step 3: Cross multiply
    18,297.42x = 25,247.65 × 10,336.74
  4. Step 4: Simplify right side
    18,297.42x = 260,978,393.66
  5. Step 5: Solve for x
    x = 260,978,393.66/18,297.42
  6. Step 6: Final answer
    x = 14,263.13

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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.