Home / 38,690.71-58,043.35-27,569.81

Finding the Fourth Proportional to 38,690.71, 58,043.35 and 27,569.81

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Solution

The fourth proportional to 38,690.71, 58,043.35 and 27,569.81 is: 41,359.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,690.71 : 58,043.35 = 27,569.81 : x
  2. Step 2: Convert to fraction form
    38,690.71/58,043.35 = 27,569.81/x
  3. Step 3: Cross multiply
    38,690.71x = 58,043.35 × 27,569.81
  4. Step 4: Simplify right side
    38,690.71x = 1,600,244,131.26
  5. Step 5: Solve for x
    x = 1,600,244,131.26/38,690.71
  6. Step 6: Final answer
    x = 41,359.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.