Home / 34,649.11-47,812.91-19,545.49

Finding the Fourth Proportional to 34,649.11, 47,812.91 and 19,545.49

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Solution

The fourth proportional to 34,649.11, 47,812.91 and 19,545.49 is: 26,971.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,649.11 : 47,812.91 = 19,545.49 : x
  2. Step 2: Convert to fraction form
    34,649.11/47,812.91 = 19,545.49/x
  3. Step 3: Cross multiply
    34,649.11x = 47,812.91 × 19,545.49
  4. Step 4: Simplify right side
    34,649.11x = 934,526,754.28
  5. Step 5: Solve for x
    x = 934,526,754.28/34,649.11
  6. Step 6: Final answer
    x = 26,971.16

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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.