Home / 45,353.52-68,030.19-12,073.59

Finding the Fourth Proportional to 45,353.52, 68,030.19 and 12,073.59

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Solution

The fourth proportional to 45,353.52, 68,030.19 and 12,073.59 is: 18,110.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,353.52 : 68,030.19 = 12,073.59 : x
  2. Step 2: Convert to fraction form
    45,353.52/68,030.19 = 12,073.59/x
  3. Step 3: Cross multiply
    45,353.52x = 68,030.19 × 12,073.59
  4. Step 4: Simplify right side
    45,353.52x = 821,368,621.68
  5. Step 5: Solve for x
    x = 821,368,621.68/45,353.52
  6. Step 6: Final answer
    x = 18,110.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.