Home / 26,310.48-39,462.18-12,259.02

Finding the Fourth Proportional to 26,310.48, 39,462.18 and 12,259.02

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Solution

The fourth proportional to 26,310.48, 39,462.18 and 12,259.02 is: 18,386.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,310.48 : 39,462.18 = 12,259.02 : x
  2. Step 2: Convert to fraction form
    26,310.48/39,462.18 = 12,259.02/x
  3. Step 3: Cross multiply
    26,310.48x = 39,462.18 × 12,259.02
  4. Step 4: Simplify right side
    26,310.48x = 483,767,653.86
  5. Step 5: Solve for x
    x = 483,767,653.86/26,310.48
  6. Step 6: Final answer
    x = 18,386.88

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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.