Home / 32,856.36-45,349.92-18,717.60

Finding the Fourth Proportional to 32,856.36, 45,349.92 and 18,717.60

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Solution

The fourth proportional to 32,856.36, 45,349.92 and 18,717.60 is: 25,834.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,856.36 : 45,349.92 = 18,717.60 : x
  2. Step 2: Convert to fraction form
    32,856.36/45,349.92 = 18,717.60/x
  3. Step 3: Cross multiply
    32,856.36x = 45,349.92 × 18,717.60
  4. Step 4: Simplify right side
    32,856.36x = 848,841,662.59
  5. Step 5: Solve for x
    x = 848,841,662.59/32,856.36
  6. Step 6: Final answer
    x = 25,834.93

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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.