Home / 14,829.25-20,463.76-8,864.21

Finding the Fourth Proportional to 14,829.25, 20,463.76 and 8,864.21

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Solution

The fourth proportional to 14,829.25, 20,463.76 and 8,864.21 is: 12,232.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,829.25 : 20,463.76 = 8,864.21 : x
  2. Step 2: Convert to fraction form
    14,829.25/20,463.76 = 8,864.21/x
  3. Step 3: Cross multiply
    14,829.25x = 20,463.76 × 8,864.21
  4. Step 4: Simplify right side
    14,829.25x = 181,395,066.03
  5. Step 5: Solve for x
    x = 181,395,066.03/14,829.25
  6. Step 6: Final answer
    x = 12,232.25

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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.