Home / 22,317.21-30,800.17-14,258.23

Finding the Fourth Proportional to 22,317.21, 30,800.17 and 14,258.23

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Solution

The fourth proportional to 22,317.21, 30,800.17 and 14,258.23 is: 19,677.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,317.21 : 30,800.17 = 14,258.23 : x
  2. Step 2: Convert to fraction form
    22,317.21/30,800.17 = 14,258.23/x
  3. Step 3: Cross multiply
    22,317.21x = 30,800.17 × 14,258.23
  4. Step 4: Simplify right side
    22,317.21x = 439,155,848.72
  5. Step 5: Solve for x
    x = 439,155,848.72/22,317.21
  6. Step 6: Final answer
    x = 19,677.90

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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.