Home / 13,371.93-20,038.74-7,516.23

Finding the Fourth Proportional to 13,371.93, 20,038.74 and 7,516.23

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Solution

The fourth proportional to 13,371.93, 20,038.74 and 7,516.23 is: 11,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371.93 : 20,038.74 = 7,516.23 : x
  2. Step 2: Convert to fraction form
    13,371.93/20,038.74 = 7,516.23/x
  3. Step 3: Cross multiply
    13,371.93x = 20,038.74 × 7,516.23
  4. Step 4: Simplify right side
    13,371.93x = 150,615,778.75
  5. Step 5: Solve for x
    x = 150,615,778.75/13,371.93
  6. Step 6: Final answer
    x = 11,263.58

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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.