Home / 37,888.79-52,291.24-21,761.12

Finding the Fourth Proportional to 37,888.79, 52,291.24 and 21,761.12

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Solution

The fourth proportional to 37,888.79, 52,291.24 and 21,761.12 is: 30,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,888.79 : 52,291.24 = 21,761.12 : x
  2. Step 2: Convert to fraction form
    37,888.79/52,291.24 = 21,761.12/x
  3. Step 3: Cross multiply
    37,888.79x = 52,291.24 × 21,761.12
  4. Step 4: Simplify right side
    37,888.79x = 1,137,916,024.91
  5. Step 5: Solve for x
    x = 1,137,916,024.91/37,888.79
  6. Step 6: Final answer
    x = 30,033.06

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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.