Home / 45,293.58-67,635.36-36,990.07

Finding the Fourth Proportional to 45,293.58, 67,635.36 and 36,990.07

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Solution

The fourth proportional to 45,293.58, 67,635.36 and 36,990.07 is: 55,236.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,293.58 : 67,635.36 = 36,990.07 : x
  2. Step 2: Convert to fraction form
    45,293.58/67,635.36 = 36,990.07/x
  3. Step 3: Cross multiply
    45,293.58x = 67,635.36 × 36,990.07
  4. Step 4: Simplify right side
    45,293.58x = 2,501,836,531.79
  5. Step 5: Solve for x
    x = 2,501,836,531.79/45,293.58
  6. Step 6: Final answer
    x = 55,236.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.