Home / 37,281.96-51,451.20-21,369.06

Finding the Fourth Proportional to 37,281.96, 51,451.20 and 21,369.06

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Solution

The fourth proportional to 37,281.96, 51,451.20 and 21,369.06 is: 29,490.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,281.96 : 51,451.20 = 21,369.06 : x
  2. Step 2: Convert to fraction form
    37,281.96/51,451.20 = 21,369.06/x
  3. Step 3: Cross multiply
    37,281.96x = 51,451.20 × 21,369.06
  4. Step 4: Simplify right side
    37,281.96x = 1,099,463,779.87
  5. Step 5: Solve for x
    x = 1,099,463,779.87/37,281.96
  6. Step 6: Final answer
    x = 29,490.50

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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.