Home / 32,629.32-45,056.04-20,713.80

Finding the Fourth Proportional to 32,629.32, 45,056.04 and 20,713.80

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Solution

The fourth proportional to 32,629.32, 45,056.04 and 20,713.80 is: 28,602.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,629.32 : 45,056.04 = 20,713.80 : x
  2. Step 2: Convert to fraction form
    32,629.32/45,056.04 = 20,713.80/x
  3. Step 3: Cross multiply
    32,629.32x = 45,056.04 × 20,713.80
  4. Step 4: Simplify right side
    32,629.32x = 933,281,801.35
  5. Step 5: Solve for x
    x = 933,281,801.35/32,629.32
  6. Step 6: Final answer
    x = 28,602.55

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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.