Home / 16,622.31-22,894.20-14,384.28

Finding the Fourth Proportional to 16,622.31, 22,894.20 and 14,384.28

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Solution

The fourth proportional to 16,622.31, 22,894.20 and 14,384.28 is: 19,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,622.31 : 22,894.20 = 14,384.28 : x
  2. Step 2: Convert to fraction form
    16,622.31/22,894.20 = 14,384.28/x
  3. Step 3: Cross multiply
    16,622.31x = 22,894.20 × 14,384.28
  4. Step 4: Simplify right side
    16,622.31x = 329,316,583.18
  5. Step 5: Solve for x
    x = 329,316,583.18/16,622.31
  6. Step 6: Final answer
    x = 19,811.72

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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.