Home / 19,472.30-29,220.87-6,992.07

Finding the Fourth Proportional to 19,472.30, 29,220.87 and 6,992.07

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Solution

The fourth proportional to 19,472.30, 29,220.87 and 6,992.07 is: 10,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,472.30 : 29,220.87 = 6,992.07 : x
  2. Step 2: Convert to fraction form
    19,472.30/29,220.87 = 6,992.07/x
  3. Step 3: Cross multiply
    19,472.30x = 29,220.87 × 6,992.07
  4. Step 4: Simplify right side
    19,472.30x = 204,314,368.50
  5. Step 5: Solve for x
    x = 204,314,368.50/19,472.30
  6. Step 6: Final answer
    x = 10,492.56

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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.