Home / 38,036.17-52,487.76-21,039.81

Finding the Fourth Proportional to 38,036.17, 52,487.76 and 21,039.81

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Solution

The fourth proportional to 38,036.17, 52,487.76 and 21,039.81 is: 29,033.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,036.17 : 52,487.76 = 21,039.81 : x
  2. Step 2: Convert to fraction form
    38,036.17/52,487.76 = 21,039.81/x
  3. Step 3: Cross multiply
    38,036.17x = 52,487.76 × 21,039.81
  4. Step 4: Simplify right side
    38,036.17x = 1,104,332,497.73
  5. Step 5: Solve for x
    x = 1,104,332,497.73/38,036.17
  6. Step 6: Final answer
    x = 29,033.75

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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.