Home / 22,859.69-31,476.28-20,011.13

Finding the Fourth Proportional to 22,859.69, 31,476.28 and 20,011.13

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Solution

The fourth proportional to 22,859.69, 31,476.28 and 20,011.13 is: 27,553.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,859.69 : 31,476.28 = 20,011.13 : x
  2. Step 2: Convert to fraction form
    22,859.69/31,476.28 = 20,011.13/x
  3. Step 3: Cross multiply
    22,859.69x = 31,476.28 × 20,011.13
  4. Step 4: Simplify right side
    22,859.69x = 629,875,875.04
  5. Step 5: Solve for x
    x = 629,875,875.04/22,859.69
  6. Step 6: Final answer
    x = 27,553.99

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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.