Home / 22,488.48-31,033.91-12,416.94

Finding the Fourth Proportional to 22,488.48, 31,033.91 and 12,416.94

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Solution

The fourth proportional to 22,488.48, 31,033.91 and 12,416.94 is: 17,135.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,488.48 : 31,033.91 = 12,416.94 : x
  2. Step 2: Convert to fraction form
    22,488.48/31,033.91 = 12,416.94/x
  3. Step 3: Cross multiply
    22,488.48x = 31,033.91 × 12,416.94
  4. Step 4: Simplify right side
    22,488.48x = 385,346,136.35
  5. Step 5: Solve for x
    x = 385,346,136.35/22,488.48
  6. Step 6: Final answer
    x = 17,135.27

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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.