Home / 27,308.51-37,688.58-16,705.20

Finding the Fourth Proportional to 27,308.51, 37,688.58 and 16,705.20

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Solution

The fourth proportional to 27,308.51, 37,688.58 and 16,705.20 is: 23,054.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,308.51 : 37,688.58 = 16,705.20 : x
  2. Step 2: Convert to fraction form
    27,308.51/37,688.58 = 16,705.20/x
  3. Step 3: Cross multiply
    27,308.51x = 37,688.58 × 16,705.20
  4. Step 4: Simplify right side
    27,308.51x = 629,595,266.62
  5. Step 5: Solve for x
    x = 629,595,266.62/27,308.51
  6. Step 6: Final answer
    x = 23,054.91

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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.