Home / 38,001.80-57,005.10-14,628.20

Finding the Fourth Proportional to 38,001.80, 57,005.10 and 14,628.20

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Solution

The fourth proportional to 38,001.80, 57,005.10 and 14,628.20 is: 21,943.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,001.80 : 57,005.10 = 14,628.20 : x
  2. Step 2: Convert to fraction form
    38,001.80/57,005.10 = 14,628.20/x
  3. Step 3: Cross multiply
    38,001.80x = 57,005.10 × 14,628.20
  4. Step 4: Simplify right side
    38,001.80x = 833,882,003.82
  5. Step 5: Solve for x
    x = 833,882,003.82/38,001.80
  6. Step 6: Final answer
    x = 21,943.22

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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.