Home / 19,545.49-29,312.16-6,394.94

Finding the Fourth Proportional to 19,545.49, 29,312.16 and 6,394.94

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Solution

The fourth proportional to 19,545.49, 29,312.16 and 6,394.94 is: 9,590.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,545.49 : 29,312.16 = 6,394.94 : x
  2. Step 2: Convert to fraction form
    19,545.49/29,312.16 = 6,394.94/x
  3. Step 3: Cross multiply
    19,545.49x = 29,312.16 × 6,394.94
  4. Step 4: Simplify right side
    19,545.49x = 187,449,504.47
  5. Step 5: Solve for x
    x = 187,449,504.47/19,545.49
  6. Step 6: Final answer
    x = 9,590.42

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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.