Home / 27,185.36-40,725.32-15,913.36

Finding the Fourth Proportional to 27,185.36, 40,725.32 and 15,913.36

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Solution

The fourth proportional to 27,185.36, 40,725.32 and 15,913.36 is: 23,839.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185.36 : 40,725.32 = 15,913.36 : x
  2. Step 2: Convert to fraction form
    27,185.36/40,725.32 = 15,913.36/x
  3. Step 3: Cross multiply
    27,185.36x = 40,725.32 × 15,913.36
  4. Step 4: Simplify right side
    27,185.36x = 648,076,678.28
  5. Step 5: Solve for x
    x = 648,076,678.28/27,185.36
  6. Step 6: Final answer
    x = 23,839.18

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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.