Home / 22,675.69-31,297.53-12,607.66

Finding the Fourth Proportional to 22,675.69, 31,297.53 and 12,607.66

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Solution

The fourth proportional to 22,675.69, 31,297.53 and 12,607.66 is: 17,401.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,675.69 : 31,297.53 = 12,607.66 : x
  2. Step 2: Convert to fraction form
    22,675.69/31,297.53 = 12,607.66/x
  3. Step 3: Cross multiply
    22,675.69x = 31,297.53 × 12,607.66
  4. Step 4: Simplify right side
    22,675.69x = 394,588,617.08
  5. Step 5: Solve for x
    x = 394,588,617.08/22,675.69
  6. Step 6: Final answer
    x = 17,401.39

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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.