Home / 37,451.72-51,667.32-21,532.80

Finding the Fourth Proportional to 37,451.72, 51,667.32 and 21,532.80

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Solution

The fourth proportional to 37,451.72, 51,667.32 and 21,532.80 is: 29,706.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,451.72 : 51,667.32 = 21,532.80 : x
  2. Step 2: Convert to fraction form
    37,451.72/51,667.32 = 21,532.80/x
  3. Step 3: Cross multiply
    37,451.72x = 51,667.32 × 21,532.80
  4. Step 4: Simplify right side
    37,451.72x = 1,112,542,068.10
  5. Step 5: Solve for x
    x = 1,112,542,068.10/37,451.72
  6. Step 6: Final answer
    x = 29,706.03

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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.