Home / 20,228.28-27,926.98-17,983.94

Finding the Fourth Proportional to 20,228.28, 27,926.98 and 17,983.94

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Solution

The fourth proportional to 20,228.28, 27,926.98 and 17,983.94 is: 24,828.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,228.28 : 27,926.98 = 17,983.94 : x
  2. Step 2: Convert to fraction form
    20,228.28/27,926.98 = 17,983.94/x
  3. Step 3: Cross multiply
    20,228.28x = 27,926.98 × 17,983.94
  4. Step 4: Simplify right side
    20,228.28x = 502,237,155.18
  5. Step 5: Solve for x
    x = 502,237,155.18/20,228.28
  6. Step 6: Final answer
    x = 24,828.47

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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.