Home / 45,201.36-67,805.82-15,607.20

Finding the Fourth Proportional to 45,201.36, 67,805.82 and 15,607.20

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Solution

The fourth proportional to 45,201.36, 67,805.82 and 15,607.20 is: 23,412.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,201.36 : 67,805.82 = 15,607.20 : x
  2. Step 2: Convert to fraction form
    45,201.36/67,805.82 = 15,607.20/x
  3. Step 3: Cross multiply
    45,201.36x = 67,805.82 × 15,607.20
  4. Step 4: Simplify right side
    45,201.36x = 1,058,258,993.90
  5. Step 5: Solve for x
    x = 1,058,258,993.90/45,201.36
  6. Step 6: Final answer
    x = 23,412.11

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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.