Home / 13,535.41-20,303.09-3,676.13

Finding the Fourth Proportional to 13,535.41, 20,303.09 and 3,676.13

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Solution

The fourth proportional to 13,535.41, 20,303.09 and 3,676.13 is: 5,514.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,535.41 : 20,303.09 = 3,676.13 : x
  2. Step 2: Convert to fraction form
    13,535.41/20,303.09 = 3,676.13/x
  3. Step 3: Cross multiply
    13,535.41x = 20,303.09 × 3,676.13
  4. Step 4: Simplify right side
    13,535.41x = 74,636,798.24
  5. Step 5: Solve for x
    x = 74,636,798.24/13,535.41
  6. Step 6: Final answer
    x = 5,514.19

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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.