Home / 37,197.32-51,331.74-21,285.68

Finding the Fourth Proportional to 37,197.32, 51,331.74 and 21,285.68

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Solution

The fourth proportional to 37,197.32, 51,331.74 and 21,285.68 is: 29,373.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,197.32 : 51,331.74 = 21,285.68 : x
  2. Step 2: Convert to fraction form
    37,197.32/51,331.74 = 21,285.68/x
  3. Step 3: Cross multiply
    37,197.32x = 51,331.74 × 21,285.68
  4. Step 4: Simplify right side
    37,197.32x = 1,092,630,991.48
  5. Step 5: Solve for x
    x = 1,092,630,991.48/37,197.32
  6. Step 6: Final answer
    x = 29,373.92

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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.