Home / 13,433.30-20,140.35-6,031.70

Finding the Fourth Proportional to 13,433.30, 20,140.35 and 6,031.70

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Solution

The fourth proportional to 13,433.30, 20,140.35 and 6,031.70 is: 9,043.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433.30 : 20,140.35 = 6,031.70 : x
  2. Step 2: Convert to fraction form
    13,433.30/20,140.35 = 6,031.70/x
  3. Step 3: Cross multiply
    13,433.30x = 20,140.35 × 6,031.70
  4. Step 4: Simplify right side
    13,433.30x = 121,480,549.10
  5. Step 5: Solve for x
    x = 121,480,549.10/13,433.30
  6. Step 6: Final answer
    x = 9,043.24

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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.