Home / 22,983.21-31,720.29-14,035.95

Finding the Fourth Proportional to 22,983.21, 31,720.29 and 14,035.95

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Solution

The fourth proportional to 22,983.21, 31,720.29 and 14,035.95 is: 19,371.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,983.21 : 31,720.29 = 14,035.95 : x
  2. Step 2: Convert to fraction form
    22,983.21/31,720.29 = 14,035.95/x
  3. Step 3: Cross multiply
    22,983.21x = 31,720.29 × 14,035.95
  4. Step 4: Simplify right side
    22,983.21x = 445,224,404.43
  5. Step 5: Solve for x
    x = 445,224,404.43/22,983.21
  6. Step 6: Final answer
    x = 19,371.72

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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.