Home / 19,705.92-29,557.29-7,225.44

Finding the Fourth Proportional to 19,705.92, 29,557.29 and 7,225.44

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Solution

The fourth proportional to 19,705.92, 29,557.29 and 7,225.44 is: 10,837.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,705.92 : 29,557.29 = 7,225.44 : x
  2. Step 2: Convert to fraction form
    19,705.92/29,557.29 = 7,225.44/x
  3. Step 3: Cross multiply
    19,705.92x = 29,557.29 × 7,225.44
  4. Step 4: Simplify right side
    19,705.92x = 213,564,425.46
  5. Step 5: Solve for x
    x = 213,564,425.46/19,705.92
  6. Step 6: Final answer
    x = 10,837.58

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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.