Home / 13,365.18-20,052.34-5,047.61

Finding the Fourth Proportional to 13,365.18, 20,052.34 and 5,047.61

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Solution

The fourth proportional to 13,365.18, 20,052.34 and 5,047.61 is: 7,573.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365.18 : 20,052.34 = 5,047.61 : x
  2. Step 2: Convert to fraction form
    13,365.18/20,052.34 = 5,047.61/x
  3. Step 3: Cross multiply
    13,365.18x = 20,052.34 × 5,047.61
  4. Step 4: Simplify right side
    13,365.18x = 101,216,279.03
  5. Step 5: Solve for x
    x = 101,216,279.03/13,365.18
  6. Step 6: Final answer
    x = 7,573.13

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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.