Home / 27,405.85-37,816.02-16,071.07

Finding the Fourth Proportional to 27,405.85, 37,816.02 and 16,071.07

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Solution

The fourth proportional to 27,405.85, 37,816.02 and 16,071.07 is: 22,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405.85 : 37,816.02 = 16,071.07 : x
  2. Step 2: Convert to fraction form
    27,405.85/37,816.02 = 16,071.07/x
  3. Step 3: Cross multiply
    27,405.85x = 37,816.02 × 16,071.07
  4. Step 4: Simplify right side
    27,405.85x = 607,743,904.54
  5. Step 5: Solve for x
    x = 607,743,904.54/27,405.85
  6. Step 6: Final answer
    x = 22,175.70

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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.