Home / 14,878.19-20,533.03-8,505.04

Finding the Fourth Proportional to 14,878.19, 20,533.03 and 8,505.04

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Solution

The fourth proportional to 14,878.19, 20,533.03 and 8,505.04 is: 11,737.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,878.19 : 20,533.03 = 8,505.04 : x
  2. Step 2: Convert to fraction form
    14,878.19/20,533.03 = 8,505.04/x
  3. Step 3: Cross multiply
    14,878.19x = 20,533.03 × 8,505.04
  4. Step 4: Simplify right side
    14,878.19x = 174,634,241.47
  5. Step 5: Solve for x
    x = 174,634,241.47/14,878.19
  6. Step 6: Final answer
    x = 11,737.60

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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.