Home / 37,134.54-51,236.85-21,002.22

Finding the Fourth Proportional to 37,134.54, 51,236.85 and 21,002.22

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Solution

The fourth proportional to 37,134.54, 51,236.85 and 21,002.22 is: 28,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,134.54 : 51,236.85 = 21,002.22 : x
  2. Step 2: Convert to fraction form
    37,134.54/51,236.85 = 21,002.22/x
  3. Step 3: Cross multiply
    37,134.54x = 51,236.85 × 21,002.22
  4. Step 4: Simplify right side
    37,134.54x = 1,076,087,595.81
  5. Step 5: Solve for x
    x = 1,076,087,595.81/37,134.54
  6. Step 6: Final answer
    x = 28,978.08

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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.