Home / 29,248.60-40,362.94-15,819.88

Finding the Fourth Proportional to 29,248.60, 40,362.94 and 15,819.88

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Solution

The fourth proportional to 29,248.60, 40,362.94 and 15,819.88 is: 21,831.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,248.60 : 40,362.94 = 15,819.88 : x
  2. Step 2: Convert to fraction form
    29,248.60/40,362.94 = 15,819.88/x
  3. Step 3: Cross multiply
    29,248.60x = 40,362.94 × 15,819.88
  4. Step 4: Simplify right side
    29,248.60x = 638,536,867.25
  5. Step 5: Solve for x
    x = 638,536,867.25/29,248.60
  6. Step 6: Final answer
    x = 21,831.37

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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.