Home / 32,615.66-45,009.61-18,471.24

Finding the Fourth Proportional to 32,615.66, 45,009.61 and 18,471.24

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Solution

The fourth proportional to 32,615.66, 45,009.61 and 18,471.24 is: 25,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,615.66 : 45,009.61 = 18,471.24 : x
  2. Step 2: Convert to fraction form
    32,615.66/45,009.61 = 18,471.24/x
  3. Step 3: Cross multiply
    32,615.66x = 45,009.61 × 18,471.24
  4. Step 4: Simplify right side
    32,615.66x = 831,382,991.21
  5. Step 5: Solve for x
    x = 831,382,991.21/32,615.66
  6. Step 6: Final answer
    x = 25,490.30

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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.