Home / 32,674.91-45,089.51-18,138.35

Finding the Fourth Proportional to 32,674.91, 45,089.51 and 18,138.35

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Solution

The fourth proportional to 32,674.91, 45,089.51 and 18,138.35 is: 25,029.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,674.91 : 45,089.51 = 18,138.35 : x
  2. Step 2: Convert to fraction form
    32,674.91/45,089.51 = 18,138.35/x
  3. Step 3: Cross multiply
    32,674.91x = 45,089.51 × 18,138.35
  4. Step 4: Simplify right side
    32,674.91x = 817,848,997.57
  5. Step 5: Solve for x
    x = 817,848,997.57/32,674.91
  6. Step 6: Final answer
    x = 25,029.88

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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.