Home / 13,341.40-20,012.46-4,576.12

Finding the Fourth Proportional to 13,341.40, 20,012.46 and 4,576.12

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Solution

The fourth proportional to 13,341.40, 20,012.46 and 4,576.12 is: 6,864.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,341.40 : 20,012.46 = 4,576.12 : x
  2. Step 2: Convert to fraction form
    13,341.40/20,012.46 = 4,576.12/x
  3. Step 3: Cross multiply
    13,341.40x = 20,012.46 × 4,576.12
  4. Step 4: Simplify right side
    13,341.40x = 91,579,418.46
  5. Step 5: Solve for x
    x = 91,579,418.46/13,341.40
  6. Step 6: Final answer
    x = 6,864.30

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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.