Home / 29,342.48-44,015.80-11,812.40

Finding the Fourth Proportional to 29,342.48, 44,015.80 and 11,812.40

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Solution

The fourth proportional to 29,342.48, 44,015.80 and 11,812.40 is: 17,719.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,342.48 : 44,015.80 = 11,812.40 : x
  2. Step 2: Convert to fraction form
    29,342.48/44,015.80 = 11,812.40/x
  3. Step 3: Cross multiply
    29,342.48x = 44,015.80 × 11,812.40
  4. Step 4: Simplify right side
    29,342.48x = 519,932,235.92
  5. Step 5: Solve for x
    x = 519,932,235.92/29,342.48
  6. Step 6: Final answer
    x = 17,719.44

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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.