Home / 25,297.12-34,911.17-14,545.48

Finding the Fourth Proportional to 25,297.12, 34,911.17 and 14,545.48

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Solution

The fourth proportional to 25,297.12, 34,911.17 and 14,545.48 is: 20,073.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,297.12 : 34,911.17 = 14,545.48 : x
  2. Step 2: Convert to fraction form
    25,297.12/34,911.17 = 14,545.48/x
  3. Step 3: Cross multiply
    25,297.12x = 34,911.17 × 14,545.48
  4. Step 4: Simplify right side
    25,297.12x = 507,799,725.01
  5. Step 5: Solve for x
    x = 507,799,725.01/25,297.12
  6. Step 6: Final answer
    x = 20,073.42

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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.