Home / 37,265.16-51,423.36-21,133.31

Finding the Fourth Proportional to 37,265.16, 51,423.36 and 21,133.31

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Solution

The fourth proportional to 37,265.16, 51,423.36 and 21,133.31 is: 29,162.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,265.16 : 51,423.36 = 21,133.31 : x
  2. Step 2: Convert to fraction form
    37,265.16/51,423.36 = 21,133.31/x
  3. Step 3: Cross multiply
    37,265.16x = 51,423.36 × 21,133.31
  4. Step 4: Simplify right side
    37,265.16x = 1,086,745,471.75
  5. Step 5: Solve for x
    x = 1,086,745,471.75/37,265.16
  6. Step 6: Final answer
    x = 29,162.50

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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.