Home / 32,862.32-45,338.96-18,712.16

Finding the Fourth Proportional to 32,862.32, 45,338.96 and 18,712.16

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Solution

The fourth proportional to 32,862.32, 45,338.96 and 18,712.16 is: 25,816.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,862.32 : 45,338.96 = 18,712.16 : x
  2. Step 2: Convert to fraction form
    32,862.32/45,338.96 = 18,712.16/x
  3. Step 3: Cross multiply
    32,862.32x = 45,338.96 × 18,712.16
  4. Step 4: Simplify right side
    32,862.32x = 848,389,873.75
  5. Step 5: Solve for x
    x = 848,389,873.75/32,862.32
  6. Step 6: Final answer
    x = 25,816.49

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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.