Home / 13,371.76-20,077.34-7,460.18

Finding the Fourth Proportional to 13,371.76, 20,077.34 and 7,460.18

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Solution

The fourth proportional to 13,371.76, 20,077.34 and 7,460.18 is: 11,201.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371.76 : 20,077.34 = 7,460.18 : x
  2. Step 2: Convert to fraction form
    13,371.76/20,077.34 = 7,460.18/x
  3. Step 3: Cross multiply
    13,371.76x = 20,077.34 × 7,460.18
  4. Step 4: Simplify right side
    13,371.76x = 149,780,570.32
  5. Step 5: Solve for x
    x = 149,780,570.32/13,371.76
  6. Step 6: Final answer
    x = 11,201.26

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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.