Home / 38,001.56-52,441.08-21,234.56

Finding the Fourth Proportional to 38,001.56, 52,441.08 and 21,234.56

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Solution

The fourth proportional to 38,001.56, 52,441.08 and 21,234.56 is: 29,303.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,001.56 : 52,441.08 = 21,234.56 : x
  2. Step 2: Convert to fraction form
    38,001.56/52,441.08 = 21,234.56/x
  3. Step 3: Cross multiply
    38,001.56x = 52,441.08 × 21,234.56
  4. Step 4: Simplify right side
    38,001.56x = 1,113,563,259.72
  5. Step 5: Solve for x
    x = 1,113,563,259.72/38,001.56
  6. Step 6: Final answer
    x = 29,303.09

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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.