Home / 32,966.60-45,509.65-18,816.71

Finding the Fourth Proportional to 32,966.60, 45,509.65 and 18,816.71

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Solution

The fourth proportional to 32,966.60, 45,509.65 and 18,816.71 is: 25,976.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,966.60 : 45,509.65 = 18,816.71 : x
  2. Step 2: Convert to fraction form
    32,966.60/45,509.65 = 18,816.71/x
  3. Step 3: Cross multiply
    32,966.60x = 45,509.65 × 18,816.71
  4. Step 4: Simplify right side
    32,966.60x = 856,341,611.66
  5. Step 5: Solve for x
    x = 856,341,611.66/32,966.60
  6. Step 6: Final answer
    x = 25,976.04

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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.