Home / 26,473.68-39,650.04-12,632.40

Finding the Fourth Proportional to 26,473.68, 39,650.04 and 12,632.40

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Solution

The fourth proportional to 26,473.68, 39,650.04 and 12,632.40 is: 18,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,473.68 : 39,650.04 = 12,632.40 : x
  2. Step 2: Convert to fraction form
    26,473.68/39,650.04 = 12,632.40/x
  3. Step 3: Cross multiply
    26,473.68x = 39,650.04 × 12,632.40
  4. Step 4: Simplify right side
    26,473.68x = 500,875,165.30
  5. Step 5: Solve for x
    x = 500,875,165.30/26,473.68
  6. Step 6: Final answer
    x = 18,919.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.