Home / 38,665.08-53,361.24-22,531.51

Finding the Fourth Proportional to 38,665.08, 53,361.24 and 22,531.51

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Solution

The fourth proportional to 38,665.08, 53,361.24 and 22,531.51 is: 31,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,665.08 : 53,361.24 = 22,531.51 : x
  2. Step 2: Convert to fraction form
    38,665.08/53,361.24 = 22,531.51/x
  3. Step 3: Cross multiply
    38,665.08x = 53,361.24 × 22,531.51
  4. Step 4: Simplify right side
    38,665.08x = 1,202,309,312.67
  5. Step 5: Solve for x
    x = 1,202,309,312.67/38,665.08
  6. Step 6: Final answer
    x = 31,095.48

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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.