Home / 19,409.16-29,110.92-9,545.80

Finding the Fourth Proportional to 19,409.16, 29,110.92 and 9,545.80

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Solution

The fourth proportional to 19,409.16, 29,110.92 and 9,545.80 is: 14,317.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409.16 : 29,110.92 = 9,545.80 : x
  2. Step 2: Convert to fraction form
    19,409.16/29,110.92 = 9,545.80/x
  3. Step 3: Cross multiply
    19,409.16x = 29,110.92 × 9,545.80
  4. Step 4: Simplify right side
    19,409.16x = 277,887,020.14
  5. Step 5: Solve for x
    x = 277,887,020.14/19,409.16
  6. Step 6: Final answer
    x = 14,317.31

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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.