Home / 38,336.59-52,903.15-21,340.27

Finding the Fourth Proportional to 38,336.59, 52,903.15 and 21,340.27

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Solution

The fourth proportional to 38,336.59, 52,903.15 and 21,340.27 is: 29,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,336.59 : 52,903.15 = 21,340.27 : x
  2. Step 2: Convert to fraction form
    38,336.59/52,903.15 = 21,340.27/x
  3. Step 3: Cross multiply
    38,336.59x = 52,903.15 × 21,340.27
  4. Step 4: Simplify right side
    38,336.59x = 1,128,967,504.85
  5. Step 5: Solve for x
    x = 1,128,967,504.85/38,336.59
  6. Step 6: Final answer
    x = 29,448.82

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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.