Home / 14,772.97-22,156.07-4,242.90

Finding the Fourth Proportional to 14,772.97, 22,156.07 and 4,242.90

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Solution

The fourth proportional to 14,772.97, 22,156.07 and 4,242.90 is: 6,363.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,772.97 : 22,156.07 = 4,242.90 : x
  2. Step 2: Convert to fraction form
    14,772.97/22,156.07 = 4,242.90/x
  3. Step 3: Cross multiply
    14,772.97x = 22,156.07 × 4,242.90
  4. Step 4: Simplify right side
    14,772.97x = 94,006,038.02
  5. Step 5: Solve for x
    x = 94,006,038.02/14,772.97
  6. Step 6: Final answer
    x = 6,363.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.