Home / 36,710.10-55,053.27-10,407.78

Finding the Fourth Proportional to 36,710.10, 55,053.27 and 10,407.78

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Solution

The fourth proportional to 36,710.10, 55,053.27 and 10,407.78 is: 15,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,710.10 : 55,053.27 = 10,407.78 : x
  2. Step 2: Convert to fraction form
    36,710.10/55,053.27 = 10,407.78/x
  3. Step 3: Cross multiply
    36,710.10x = 55,053.27 × 10,407.78
  4. Step 4: Simplify right side
    36,710.10x = 572,982,322.44
  5. Step 5: Solve for x
    x = 572,982,322.44/36,710.10
  6. Step 6: Final answer
    x = 15,608.30

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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.