Home / 26,458.02-39,690.45-8,682.57

Finding the Fourth Proportional to 26,458.02, 39,690.45 and 8,682.57

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Solution

The fourth proportional to 26,458.02, 39,690.45 and 8,682.57 is: 13,024.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,458.02 : 39,690.45 = 8,682.57 : x
  2. Step 2: Convert to fraction form
    26,458.02/39,690.45 = 8,682.57/x
  3. Step 3: Cross multiply
    26,458.02x = 39,690.45 × 8,682.57
  4. Step 4: Simplify right side
    26,458.02x = 344,615,110.46
  5. Step 5: Solve for x
    x = 344,615,110.46/26,458.02
  6. Step 6: Final answer
    x = 13,024.98

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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.