Home / 13,017.20-19,523.34-6,347.00

Finding the Fourth Proportional to 13,017.20, 19,523.34 and 6,347.00

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Solution

The fourth proportional to 13,017.20, 19,523.34 and 6,347.00 is: 9,519.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.20 : 19,523.34 = 6,347.00 : x
  2. Step 2: Convert to fraction form
    13,017.20/19,523.34 = 6,347.00/x
  3. Step 3: Cross multiply
    13,017.20x = 19,523.34 × 6,347.00
  4. Step 4: Simplify right side
    13,017.20x = 123,914,687.79
  5. Step 5: Solve for x
    x = 123,914,687.79/13,017.20
  6. Step 6: Final answer
    x = 9,519.31

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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.