Home / 14,468.01-21,685.60-8,612.31

Finding the Fourth Proportional to 14,468.01, 21,685.60 and 8,612.31

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Solution

The fourth proportional to 14,468.01, 21,685.60 and 8,612.31 is: 12,908.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468.01 : 21,685.60 = 8,612.31 : x
  2. Step 2: Convert to fraction form
    14,468.01/21,685.60 = 8,612.31/x
  3. Step 3: Cross multiply
    14,468.01x = 21,685.60 × 8,612.31
  4. Step 4: Simplify right side
    14,468.01x = 186,763,109.74
  5. Step 5: Solve for x
    x = 186,763,109.74/14,468.01
  6. Step 6: Final answer
    x = 12,908.69

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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.