Home / 32,861.08-45,350.04-18,718.48

Finding the Fourth Proportional to 32,861.08, 45,350.04 and 18,718.48

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Solution

The fourth proportional to 32,861.08, 45,350.04 and 18,718.48 is: 25,832.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,861.08 : 45,350.04 = 18,718.48 : x
  2. Step 2: Convert to fraction form
    32,861.08/45,350.04 = 18,718.48/x
  3. Step 3: Cross multiply
    32,861.08x = 45,350.04 × 18,718.48
  4. Step 4: Simplify right side
    32,861.08x = 848,883,816.74
  5. Step 5: Solve for x
    x = 848,883,816.74/32,861.08
  6. Step 6: Final answer
    x = 25,832.50

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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.