Home / 32,919.66-45,429.93-18,772.74

Finding the Fourth Proportional to 32,919.66, 45,429.93 and 18,772.74

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Solution

The fourth proportional to 32,919.66, 45,429.93 and 18,772.74 is: 25,906.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,919.66 : 45,429.93 = 18,772.74 : x
  2. Step 2: Convert to fraction form
    32,919.66/45,429.93 = 18,772.74/x
  3. Step 3: Cross multiply
    32,919.66x = 45,429.93 × 18,772.74
  4. Step 4: Simplify right side
    32,919.66x = 852,844,264.11
  5. Step 5: Solve for x
    x = 852,844,264.11/32,919.66
  6. Step 6: Final answer
    x = 25,906.84

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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.