Home / 27,388.81-37,807.19-16,068.25

Finding the Fourth Proportional to 27,388.81, 37,807.19 and 16,068.25

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Solution

The fourth proportional to 27,388.81, 37,807.19 and 16,068.25 is: 22,180.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,388.81 : 37,807.19 = 16,068.25 : x
  2. Step 2: Convert to fraction form
    27,388.81/37,807.19 = 16,068.25/x
  3. Step 3: Cross multiply
    27,388.81x = 37,807.19 × 16,068.25
  4. Step 4: Simplify right side
    27,388.81x = 607,495,380.72
  5. Step 5: Solve for x
    x = 607,495,380.72/27,388.81
  6. Step 6: Final answer
    x = 22,180.42

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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.