Home / 37,324.79-51,508.20-20,557.79

Finding the Fourth Proportional to 37,324.79, 51,508.20 and 20,557.79

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Solution

The fourth proportional to 37,324.79, 51,508.20 and 20,557.79 is: 28,369.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,324.79 : 51,508.20 = 20,557.79 : x
  2. Step 2: Convert to fraction form
    37,324.79/51,508.20 = 20,557.79/x
  3. Step 3: Cross multiply
    37,324.79x = 51,508.20 × 20,557.79
  4. Step 4: Simplify right side
    37,324.79x = 1,058,894,501.34
  5. Step 5: Solve for x
    x = 1,058,894,501.34/37,324.79
  6. Step 6: Final answer
    x = 28,369.74

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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.