Home / 37,169.62-51,281.57-21,242.79

Finding the Fourth Proportional to 37,169.62, 51,281.57 and 21,242.79

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Solution

The fourth proportional to 37,169.62, 51,281.57 and 21,242.79 is: 29,307.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,169.62 : 51,281.57 = 21,242.79 : x
  2. Step 2: Convert to fraction form
    37,169.62/51,281.57 = 21,242.79/x
  3. Step 3: Cross multiply
    37,169.62x = 51,281.57 × 21,242.79
  4. Step 4: Simplify right side
    37,169.62x = 1,089,363,675.49
  5. Step 5: Solve for x
    x = 1,089,363,675.49/37,169.62
  6. Step 6: Final answer
    x = 29,307.91

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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.