Home / 27,659.61-38,164.54-16,172.31

Finding the Fourth Proportional to 27,659.61, 38,164.54 and 16,172.31

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Solution

The fourth proportional to 27,659.61, 38,164.54 and 16,172.31 is: 22,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,659.61 : 38,164.54 = 16,172.31 : x
  2. Step 2: Convert to fraction form
    27,659.61/38,164.54 = 16,172.31/x
  3. Step 3: Cross multiply
    27,659.61x = 38,164.54 × 16,172.31
  4. Step 4: Simplify right side
    27,659.61x = 617,208,690.22
  5. Step 5: Solve for x
    x = 617,208,690.22/27,659.61
  6. Step 6: Final answer
    x = 22,314.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.