Home / 13,384.56-20,077.16-4,500.02

Finding the Fourth Proportional to 13,384.56, 20,077.16 and 4,500.02

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Solution

The fourth proportional to 13,384.56, 20,077.16 and 4,500.02 is: 6,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,384.56 : 20,077.16 = 4,500.02 : x
  2. Step 2: Convert to fraction form
    13,384.56/20,077.16 = 4,500.02/x
  3. Step 3: Cross multiply
    13,384.56x = 20,077.16 × 4,500.02
  4. Step 4: Simplify right side
    13,384.56x = 90,347,498.66
  5. Step 5: Solve for x
    x = 90,347,498.66/13,384.56
  6. Step 6: Final answer
    x = 6,750.13

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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.