Home / 13,254.48-19,887.66-6,677.08

Finding the Fourth Proportional to 13,254.48, 19,887.66 and 6,677.08

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Solution

The fourth proportional to 13,254.48, 19,887.66 and 6,677.08 is: 10,018.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,254.48 : 19,887.66 = 6,677.08 : x
  2. Step 2: Convert to fraction form
    13,254.48/19,887.66 = 6,677.08/x
  3. Step 3: Cross multiply
    13,254.48x = 19,887.66 × 6,677.08
  4. Step 4: Simplify right side
    13,254.48x = 132,791,496.83
  5. Step 5: Solve for x
    x = 132,791,496.83/13,254.48
  6. Step 6: Final answer
    x = 10,018.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.