Home / 13,341.40-20,012.51-4,576.19

Finding the Fourth Proportional to 13,341.40, 20,012.51 and 4,576.19

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Solution

The fourth proportional to 13,341.40, 20,012.51 and 4,576.19 is: 6,864.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,341.40 : 20,012.51 = 4,576.19 : x
  2. Step 2: Convert to fraction form
    13,341.40/20,012.51 = 4,576.19/x
  3. Step 3: Cross multiply
    13,341.40x = 20,012.51 × 4,576.19
  4. Step 4: Simplify right side
    13,341.40x = 91,580,975.22
  5. Step 5: Solve for x
    x = 91,580,975.22/13,341.40
  6. Step 6: Final answer
    x = 6,864.42

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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.