Home / 14,878.14-20,533.45-9,505.49

Finding the Fourth Proportional to 14,878.14, 20,533.45 and 9,505.49

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Solution

The fourth proportional to 14,878.14, 20,533.45 and 9,505.49 is: 13,118.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,878.14 : 20,533.45 = 9,505.49 : x
  2. Step 2: Convert to fraction form
    14,878.14/20,533.45 = 9,505.49/x
  3. Step 3: Cross multiply
    14,878.14x = 20,533.45 × 9,505.49
  4. Step 4: Simplify right side
    14,878.14x = 195,180,377.21
  5. Step 5: Solve for x
    x = 195,180,377.21/14,878.14
  6. Step 6: Final answer
    x = 13,118.60

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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.