Home / 19,953.54-27,545.85-15,467.22

Finding the Fourth Proportional to 19,953.54, 27,545.85 and 15,467.22

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Solution

The fourth proportional to 19,953.54, 27,545.85 and 15,467.22 is: 21,352.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.54 : 27,545.85 = 15,467.22 : x
  2. Step 2: Convert to fraction form
    19,953.54/27,545.85 = 15,467.22/x
  3. Step 3: Cross multiply
    19,953.54x = 27,545.85 × 15,467.22
  4. Step 4: Simplify right side
    19,953.54x = 426,057,722.04
  5. Step 5: Solve for x
    x = 426,057,722.04/19,953.54
  6. Step 6: Final answer
    x = 21,352.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.