Home / 32,693.87-45,117.56-18,351.69

Finding the Fourth Proportional to 32,693.87, 45,117.56 and 18,351.69

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Solution

The fourth proportional to 32,693.87, 45,117.56 and 18,351.69 is: 25,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,693.87 : 45,117.56 = 18,351.69 : x
  2. Step 2: Convert to fraction form
    32,693.87/45,117.56 = 18,351.69/x
  3. Step 3: Cross multiply
    32,693.87x = 45,117.56 × 18,351.69
  4. Step 4: Simplify right side
    32,693.87x = 827,983,520.56
  5. Step 5: Solve for x
    x = 827,983,520.56/32,693.87
  6. Step 6: Final answer
    x = 25,325.35

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Double scale
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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.