Home / 13,347.72-20,017.98-5,022.42

Finding the Fourth Proportional to 13,347.72, 20,017.98 and 5,022.42

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Solution

The fourth proportional to 13,347.72, 20,017.98 and 5,022.42 is: 7,532.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,347.72 : 20,017.98 = 5,022.42 : x
  2. Step 2: Convert to fraction form
    13,347.72/20,017.98 = 5,022.42/x
  3. Step 3: Cross multiply
    13,347.72x = 20,017.98 × 5,022.42
  4. Step 4: Simplify right side
    13,347.72x = 100,538,703.11
  5. Step 5: Solve for x
    x = 100,538,703.11/13,347.72
  6. Step 6: Final answer
    x = 7,532.28

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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.