Home / 13,832.48-19,109.65-9,063.76

Finding the Fourth Proportional to 13,832.48, 19,109.65 and 9,063.76

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Solution

The fourth proportional to 13,832.48, 19,109.65 and 9,063.76 is: 12,521.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832.48 : 19,109.65 = 9,063.76 : x
  2. Step 2: Convert to fraction form
    13,832.48/19,109.65 = 9,063.76/x
  3. Step 3: Cross multiply
    13,832.48x = 19,109.65 × 9,063.76
  4. Step 4: Simplify right side
    13,832.48x = 173,205,281.28
  5. Step 5: Solve for x
    x = 173,205,281.28/13,832.48
  6. Step 6: Final answer
    x = 12,521.64

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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.