Home / 35,726.64-49,295.64-21,580.24

Finding the Fourth Proportional to 35,726.64, 49,295.64 and 21,580.24

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Solution

The fourth proportional to 35,726.64, 49,295.64 and 21,580.24 is: 29,776.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,726.64 : 49,295.64 = 21,580.24 : x
  2. Step 2: Convert to fraction form
    35,726.64/49,295.64 = 21,580.24/x
  3. Step 3: Cross multiply
    35,726.64x = 49,295.64 × 21,580.24
  4. Step 4: Simplify right side
    35,726.64x = 1,063,811,742.15
  5. Step 5: Solve for x
    x = 1,063,811,742.15/35,726.64
  6. Step 6: Final answer
    x = 29,776.43

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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.