Home / 13,006.92-19,521.30-5,616.92

Finding the Fourth Proportional to 13,006.92, 19,521.30 and 5,616.92

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Solution

The fourth proportional to 13,006.92, 19,521.30 and 5,616.92 is: 8,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006.92 : 19,521.30 = 5,616.92 : x
  2. Step 2: Convert to fraction form
    13,006.92/19,521.30 = 5,616.92/x
  3. Step 3: Cross multiply
    13,006.92x = 19,521.30 × 5,616.92
  4. Step 4: Simplify right side
    13,006.92x = 109,649,580.40
  5. Step 5: Solve for x
    x = 109,649,580.40/13,006.92
  6. Step 6: Final answer
    x = 8,430.10

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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.