Home / 32,419.32-44,739.02-18,272.16

Finding the Fourth Proportional to 32,419.32, 44,739.02 and 18,272.16

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Solution

The fourth proportional to 32,419.32, 44,739.02 and 18,272.16 is: 25,215.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,419.32 : 44,739.02 = 18,272.16 : x
  2. Step 2: Convert to fraction form
    32,419.32/44,739.02 = 18,272.16/x
  3. Step 3: Cross multiply
    32,419.32x = 44,739.02 × 18,272.16
  4. Step 4: Simplify right side
    32,419.32x = 817,478,440.32
  5. Step 5: Solve for x
    x = 817,478,440.32/32,419.32
  6. Step 6: Final answer
    x = 25,215.78

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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.