Home / 38,411.64-57,628.80-23,231.16

Finding the Fourth Proportional to 38,411.64, 57,628.80 and 23,231.16

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Solution

The fourth proportional to 38,411.64, 57,628.80 and 23,231.16 is: 34,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,411.64 : 57,628.80 = 23,231.16 : x
  2. Step 2: Convert to fraction form
    38,411.64/57,628.80 = 23,231.16/x
  3. Step 3: Cross multiply
    38,411.64x = 57,628.80 × 23,231.16
  4. Step 4: Simplify right side
    38,411.64x = 1,338,783,873.41
  5. Step 5: Solve for x
    x = 1,338,783,873.41/38,411.64
  6. Step 6: Final answer
    x = 34,853.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.