Home / 13,017.89-19,524.40-6,347.70

Finding the Fourth Proportional to 13,017.89, 19,524.40 and 6,347.70

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Solution

The fourth proportional to 13,017.89, 19,524.40 and 6,347.70 is: 9,520.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.89 : 19,524.40 = 6,347.70 : x
  2. Step 2: Convert to fraction form
    13,017.89/19,524.40 = 6,347.70/x
  3. Step 3: Cross multiply
    13,017.89x = 19,524.40 × 6,347.70
  4. Step 4: Simplify right side
    13,017.89x = 123,935,018.01
  5. Step 5: Solve for x
    x = 123,935,018.01/13,017.89
  6. Step 6: Final answer
    x = 9,520.36

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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.