Home / 27,320.52-37,705.14-16,717.20

Finding the Fourth Proportional to 27,320.52, 37,705.14 and 16,717.20

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Solution

The fourth proportional to 27,320.52, 37,705.14 and 16,717.20 is: 23,071.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,320.52 : 37,705.14 = 16,717.20 : x
  2. Step 2: Convert to fraction form
    27,320.52/37,705.14 = 16,717.20/x
  3. Step 3: Cross multiply
    27,320.52x = 37,705.14 × 16,717.20
  4. Step 4: Simplify right side
    27,320.52x = 630,324,366.41
  5. Step 5: Solve for x
    x = 630,324,366.41/27,320.52
  6. Step 6: Final answer
    x = 23,071.46

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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.