Home / 56,660.02-84,990-26,987.89

Finding the Fourth Proportional to 56,660.02, 84,990 and 26,987.89

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Solution

The fourth proportional to 56,660.02, 84,990 and 26,987.89 is: 40,481.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,660.02 : 84,990 = 26,987.89 : x
  2. Step 2: Convert to fraction form
    56,660.02/84,990 = 26,987.89/x
  3. Step 3: Cross multiply
    56,660.02x = 84,990 × 26,987.89
  4. Step 4: Simplify right side
    56,660.02x = 2,293,700,771.10
  5. Step 5: Solve for x
    x = 2,293,700,771.10/56,660.02
  6. Step 6: Final answer
    x = 40,481.82

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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.