Home / 37,365.90-51,565.91-21,453.42

Finding the Fourth Proportional to 37,365.90, 51,565.91 and 21,453.42

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Solution

The fourth proportional to 37,365.90, 51,565.91 and 21,453.42 is: 29,606.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,365.90 : 51,565.91 = 21,453.42 : x
  2. Step 2: Convert to fraction form
    37,365.90/51,565.91 = 21,453.42/x
  3. Step 3: Cross multiply
    37,365.90x = 51,565.91 × 21,453.42
  4. Step 4: Simplify right side
    37,365.90x = 1,106,265,178.55
  5. Step 5: Solve for x
    x = 1,106,265,178.55/37,365.90
  6. Step 6: Final answer
    x = 29,606.28

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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.