Home / 37,997.65-52,435.12-21,001.02

Finding the Fourth Proportional to 37,997.65, 52,435.12 and 21,001.02

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Solution

The fourth proportional to 37,997.65, 52,435.12 and 21,001.02 is: 28,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,997.65 : 52,435.12 = 21,001.02 : x
  2. Step 2: Convert to fraction form
    37,997.65/52,435.12 = 21,001.02/x
  3. Step 3: Cross multiply
    37,997.65x = 52,435.12 × 21,001.02
  4. Step 4: Simplify right side
    37,997.65x = 1,101,191,003.82
  5. Step 5: Solve for x
    x = 1,101,191,003.82/37,997.65
  6. Step 6: Final answer
    x = 28,980.50

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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.