Home / 37,165.71-51,276.24-21,030.75

Finding the Fourth Proportional to 37,165.71, 51,276.24 and 21,030.75

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Solution

The fourth proportional to 37,165.71, 51,276.24 and 21,030.75 is: 29,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,165.71 : 51,276.24 = 21,030.75 : x
  2. Step 2: Convert to fraction form
    37,165.71/51,276.24 = 21,030.75/x
  3. Step 3: Cross multiply
    37,165.71x = 51,276.24 × 21,030.75
  4. Step 4: Simplify right side
    37,165.71x = 1,078,377,784.38
  5. Step 5: Solve for x
    x = 1,078,377,784.38/37,165.71
  6. Step 6: Final answer
    x = 29,015.40

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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.