Home / 13,576.96-18,737.26-7,609.19

Finding the Fourth Proportional to 13,576.96, 18,737.26 and 7,609.19

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Solution

The fourth proportional to 13,576.96, 18,737.26 and 7,609.19 is: 10,501.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576.96 : 18,737.26 = 7,609.19 : x
  2. Step 2: Convert to fraction form
    13,576.96/18,737.26 = 7,609.19/x
  3. Step 3: Cross multiply
    13,576.96x = 18,737.26 × 7,609.19
  4. Step 4: Simplify right side
    13,576.96x = 142,575,258.71
  5. Step 5: Solve for x
    x = 142,575,258.71/13,576.96
  6. Step 6: Final answer
    x = 10,501.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.