Home / 36,948.32-50,980.08-21,031.52

Finding the Fourth Proportional to 36,948.32, 50,980.08 and 21,031.52

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Solution

The fourth proportional to 36,948.32, 50,980.08 and 21,031.52 is: 29,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,948.32 : 50,980.08 = 21,031.52 : x
  2. Step 2: Convert to fraction form
    36,948.32/50,980.08 = 21,031.52/x
  3. Step 3: Cross multiply
    36,948.32x = 50,980.08 × 21,031.52
  4. Step 4: Simplify right side
    36,948.32x = 1,072,188,572.12
  5. Step 5: Solve for x
    x = 1,072,188,572.12/36,948.32
  6. Step 6: Final answer
    x = 29,018.60

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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.