Home / 38,192.80-57,310.08-14,820.16

Finding the Fourth Proportional to 38,192.80, 57,310.08 and 14,820.16

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Solution

The fourth proportional to 38,192.80, 57,310.08 and 14,820.16 is: 22,238.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,192.80 : 57,310.08 = 14,820.16 : x
  2. Step 2: Convert to fraction form
    38,192.80/57,310.08 = 14,820.16/x
  3. Step 3: Cross multiply
    38,192.80x = 57,310.08 × 14,820.16
  4. Step 4: Simplify right side
    38,192.80x = 849,344,555.21
  5. Step 5: Solve for x
    x = 849,344,555.21/38,192.80
  6. Step 6: Final answer
    x = 22,238.34

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1.5x scale

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.