Home / 13,501.09-20,251.65-3,641.35

Finding the Fourth Proportional to 13,501.09, 20,251.65 and 3,641.35

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Solution

The fourth proportional to 13,501.09, 20,251.65 and 3,641.35 is: 5,462.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501.09 : 20,251.65 = 3,641.35 : x
  2. Step 2: Convert to fraction form
    13,501.09/20,251.65 = 3,641.35/x
  3. Step 3: Cross multiply
    13,501.09x = 20,251.65 × 3,641.35
  4. Step 4: Simplify right side
    13,501.09x = 73,743,345.73
  5. Step 5: Solve for x
    x = 73,743,345.73/13,501.09
  6. Step 6: Final answer
    x = 5,462.03

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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.