Home / 38,917.04-53,709.56-23,819.76

Finding the Fourth Proportional to 38,917.04, 53,709.56 and 23,819.76

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Solution

The fourth proportional to 38,917.04, 53,709.56 and 23,819.76 is: 32,873.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,917.04 : 53,709.56 = 23,819.76 : x
  2. Step 2: Convert to fraction form
    38,917.04/53,709.56 = 23,819.76/x
  3. Step 3: Cross multiply
    38,917.04x = 53,709.56 × 23,819.76
  4. Step 4: Simplify right side
    38,917.04x = 1,279,348,709.81
  5. Step 5: Solve for x
    x = 1,279,348,709.81/38,917.04
  6. Step 6: Final answer
    x = 32,873.75

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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.