Home / 32,864.28-45,352.38-18,528.72

Finding the Fourth Proportional to 32,864.28, 45,352.38 and 18,528.72

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Solution

The fourth proportional to 32,864.28, 45,352.38 and 18,528.72 is: 25,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,864.28 : 45,352.38 = 18,528.72 : x
  2. Step 2: Convert to fraction form
    32,864.28/45,352.38 = 18,528.72/x
  3. Step 3: Cross multiply
    32,864.28x = 45,352.38 × 18,528.72
  4. Step 4: Simplify right side
    32,864.28x = 840,321,550.35
  5. Step 5: Solve for x
    x = 840,321,550.35/32,864.28
  6. Step 6: Final answer
    x = 25,569.45

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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.