Home / 37,909.19-52,297.77-21,984.42

Finding the Fourth Proportional to 37,909.19, 52,297.77 and 21,984.42

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Solution

The fourth proportional to 37,909.19, 52,297.77 and 21,984.42 is: 30,328.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,909.19 : 52,297.77 = 21,984.42 : x
  2. Step 2: Convert to fraction form
    37,909.19/52,297.77 = 21,984.42/x
  3. Step 3: Cross multiply
    37,909.19x = 52,297.77 × 21,984.42
  4. Step 4: Simplify right side
    37,909.19x = 1,149,736,140.74
  5. Step 5: Solve for x
    x = 1,149,736,140.74/37,909.19
  6. Step 6: Final answer
    x = 30,328.69

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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.