Home / 35,349.75-53,038.26-11,976.12

Finding the Fourth Proportional to 35,349.75, 53,038.26 and 11,976.12

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Solution

The fourth proportional to 35,349.75, 53,038.26 and 11,976.12 is: 17,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,349.75 : 53,038.26 = 11,976.12 : x
  2. Step 2: Convert to fraction form
    35,349.75/53,038.26 = 11,976.12/x
  3. Step 3: Cross multiply
    35,349.75x = 53,038.26 × 11,976.12
  4. Step 4: Simplify right side
    35,349.75x = 635,192,566.35
  5. Step 5: Solve for x
    x = 635,192,566.35/35,349.75
  6. Step 6: Final answer
    x = 17,968.80

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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.