Home / 13,609.12-20,407.53-4,844.27

Finding the Fourth Proportional to 13,609.12, 20,407.53 and 4,844.27

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Solution

The fourth proportional to 13,609.12, 20,407.53 and 4,844.27 is: 7,264.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,609.12 : 20,407.53 = 4,844.27 : x
  2. Step 2: Convert to fraction form
    13,609.12/20,407.53 = 4,844.27/x
  3. Step 3: Cross multiply
    13,609.12x = 20,407.53 × 4,844.27
  4. Step 4: Simplify right side
    13,609.12x = 98,859,585.35
  5. Step 5: Solve for x
    x = 98,859,585.35/13,609.12
  6. Step 6: Final answer
    x = 7,264.22

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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.