Home / 14,264.15-19,686.37-8,816.58

Finding the Fourth Proportional to 14,264.15, 19,686.37 and 8,816.58

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Solution

The fourth proportional to 14,264.15, 19,686.37 and 8,816.58 is: 12,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.15 : 19,686.37 = 8,816.58 : x
  2. Step 2: Convert to fraction form
    14,264.15/19,686.37 = 8,816.58/x
  3. Step 3: Cross multiply
    14,264.15x = 19,686.37 × 8,816.58
  4. Step 4: Simplify right side
    14,264.15x = 173,566,433.97
  5. Step 5: Solve for x
    x = 173,566,433.97/14,264.15
  6. Step 6: Final answer
    x = 12,168.02

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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.