Home / 13,350.12-20,025.06-9,385.02

Finding the Fourth Proportional to 13,350.12, 20,025.06 and 9,385.02

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Solution

The fourth proportional to 13,350.12, 20,025.06 and 9,385.02 is: 14,077.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.12 : 20,025.06 = 9,385.02 : x
  2. Step 2: Convert to fraction form
    13,350.12/20,025.06 = 9,385.02/x
  3. Step 3: Cross multiply
    13,350.12x = 20,025.06 × 9,385.02
  4. Step 4: Simplify right side
    13,350.12x = 187,935,588.60
  5. Step 5: Solve for x
    x = 187,935,588.60/13,350.12
  6. Step 6: Final answer
    x = 14,077.45

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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.