Home / 29,210.52-43,784.19-11,661.06

Finding the Fourth Proportional to 29,210.52, 43,784.19 and 11,661.06

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Solution

The fourth proportional to 29,210.52, 43,784.19 and 11,661.06 is: 17,478.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,210.52 : 43,784.19 = 11,661.06 : x
  2. Step 2: Convert to fraction form
    29,210.52/43,784.19 = 11,661.06/x
  3. Step 3: Cross multiply
    29,210.52x = 43,784.19 × 11,661.06
  4. Step 4: Simplify right side
    29,210.52x = 510,570,066.64
  5. Step 5: Solve for x
    x = 510,570,066.64/29,210.52
  6. Step 6: Final answer
    x = 17,478.98

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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.