Home / 29,210.90-43,784.75-11,661.44

Finding the Fourth Proportional to 29,210.90, 43,784.75 and 11,661.44

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Solution

The fourth proportional to 29,210.90, 43,784.75 and 11,661.44 is: 17,479.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,210.90 : 43,784.75 = 11,661.44 : x
  2. Step 2: Convert to fraction form
    29,210.90/43,784.75 = 11,661.44/x
  3. Step 3: Cross multiply
    29,210.90x = 43,784.75 × 11,661.44
  4. Step 4: Simplify right side
    29,210.90x = 510,593,045.27
  5. Step 5: Solve for x
    x = 510,593,045.27/29,210.90
  6. Step 6: Final answer
    x = 17,479.54

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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.