Home / 13,242.97-19,865.15-5,847.53

Finding the Fourth Proportional to 13,242.97, 19,865.15 and 5,847.53

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Solution

The fourth proportional to 13,242.97, 19,865.15 and 5,847.53 is: 8,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,242.97 : 19,865.15 = 5,847.53 : x
  2. Step 2: Convert to fraction form
    13,242.97/19,865.15 = 5,847.53/x
  3. Step 3: Cross multiply
    13,242.97x = 19,865.15 × 5,847.53
  4. Step 4: Simplify right side
    13,242.97x = 116,162,031.34
  5. Step 5: Solve for x
    x = 116,162,031.34/13,242.97
  6. Step 6: Final answer
    x = 8,771.60

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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.