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Finding the Fourth Proportional to 32,395.77, 44,690.87 and 18,958.70

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Solution

The fourth proportional to 32,395.77, 44,690.87 and 18,958.70 is: 26,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,395.77 : 44,690.87 = 18,958.70 : x
  2. Step 2: Convert to fraction form
    32,395.77/44,690.87 = 18,958.70/x
  3. Step 3: Cross multiply
    32,395.77x = 44,690.87 × 18,958.70
  4. Step 4: Simplify right side
    32,395.77x = 847,280,478.82
  5. Step 5: Solve for x
    x = 847,280,478.82/32,395.77
  6. Step 6: Final answer
    x = 26,154.05

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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.