Home / 22,564.14-31,136.49-12,492.24

Finding the Fourth Proportional to 22,564.14, 31,136.49 and 12,492.24

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Solution

The fourth proportional to 22,564.14, 31,136.49 and 12,492.24 is: 17,238.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,564.14 : 31,136.49 = 12,492.24 : x
  2. Step 2: Convert to fraction form
    22,564.14/31,136.49 = 12,492.24/x
  3. Step 3: Cross multiply
    22,564.14x = 31,136.49 × 12,492.24
  4. Step 4: Simplify right side
    22,564.14x = 388,964,505.84
  5. Step 5: Solve for x
    x = 388,964,505.84/22,564.14
  6. Step 6: Final answer
    x = 17,238.17

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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.