Home / 58,619.28-80,892.72-33,126.60

Finding the Fourth Proportional to 58,619.28, 80,892.72 and 33,126.60

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Solution

The fourth proportional to 58,619.28, 80,892.72 and 33,126.60 is: 45,713.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,619.28 : 80,892.72 = 33,126.60 : x
  2. Step 2: Convert to fraction form
    58,619.28/80,892.72 = 33,126.60/x
  3. Step 3: Cross multiply
    58,619.28x = 80,892.72 × 33,126.60
  4. Step 4: Simplify right side
    58,619.28x = 2,679,700,778.35
  5. Step 5: Solve for x
    x = 2,679,700,778.35/58,619.28
  6. Step 6: Final answer
    x = 45,713.64

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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.