Home / 38,097.60-52,574.64-21,330.72

Finding the Fourth Proportional to 38,097.60, 52,574.64 and 21,330.72

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Solution

The fourth proportional to 38,097.60, 52,574.64 and 21,330.72 is: 29,436.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,097.60 : 52,574.64 = 21,330.72 : x
  2. Step 2: Convert to fraction form
    38,097.60/52,574.64 = 21,330.72/x
  3. Step 3: Cross multiply
    38,097.60x = 52,574.64 × 21,330.72
  4. Step 4: Simplify right side
    38,097.60x = 1,121,454,924.94
  5. Step 5: Solve for x
    x = 1,121,454,924.94/38,097.60
  6. Step 6: Final answer
    x = 29,436.37

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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.