Home / 29,412.08-44,119.56-11,879.72

Finding the Fourth Proportional to 29,412.08, 44,119.56 and 11,879.72

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Solution

The fourth proportional to 29,412.08, 44,119.56 and 11,879.72 is: 17,820.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,412.08 : 44,119.56 = 11,879.72 : x
  2. Step 2: Convert to fraction form
    29,412.08/44,119.56 = 11,879.72/x
  3. Step 3: Cross multiply
    29,412.08x = 44,119.56 × 11,879.72
  4. Step 4: Simplify right side
    29,412.08x = 524,128,019.32
  5. Step 5: Solve for x
    x = 524,128,019.32/29,412.08
  6. Step 6: Final answer
    x = 17,820.16

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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.