Home / 14,892.48-20,550.72-8,603.52

Finding the Fourth Proportional to 14,892.48, 20,550.72 and 8,603.52

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Solution

The fourth proportional to 14,892.48, 20,550.72 and 8,603.52 is: 11,872.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,892.48 : 20,550.72 = 8,603.52 : x
  2. Step 2: Convert to fraction form
    14,892.48/20,550.72 = 8,603.52/x
  3. Step 3: Cross multiply
    14,892.48x = 20,550.72 × 8,603.52
  4. Step 4: Simplify right side
    14,892.48x = 176,808,530.53
  5. Step 5: Solve for x
    x = 176,808,530.53/14,892.48
  6. Step 6: Final answer
    x = 11,872.34

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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.