Home / 37,806.04-52,174.38-21,039.40

Finding the Fourth Proportional to 37,806.04, 52,174.38 and 21,039.40

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Solution

The fourth proportional to 37,806.04, 52,174.38 and 21,039.40 is: 29,035.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,806.04 : 52,174.38 = 21,039.40 : x
  2. Step 2: Convert to fraction form
    37,806.04/52,174.38 = 21,039.40/x
  3. Step 3: Cross multiply
    37,806.04x = 52,174.38 × 21,039.40
  4. Step 4: Simplify right side
    37,806.04x = 1,097,717,650.57
  5. Step 5: Solve for x
    x = 1,097,717,650.57/37,806.04
  6. Step 6: Final answer
    x = 29,035.51

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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.