Home / 26,433.02-39,657.75-8,663.83

Finding the Fourth Proportional to 26,433.02, 39,657.75 and 8,663.83

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Solution

The fourth proportional to 26,433.02, 39,657.75 and 8,663.83 is: 12,998.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,433.02 : 39,657.75 = 8,663.83 : x
  2. Step 2: Convert to fraction form
    26,433.02/39,657.75 = 8,663.83/x
  3. Step 3: Cross multiply
    26,433.02x = 39,657.75 × 8,663.83
  4. Step 4: Simplify right side
    26,433.02x = 343,588,130.42
  5. Step 5: Solve for x
    x = 343,588,130.42/26,433.02
  6. Step 6: Final answer
    x = 12,998.45

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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.