Home / 15,776.10-23,664.76-4,089.02

Finding the Fourth Proportional to 15,776.10, 23,664.76 and 4,089.02

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Solution

The fourth proportional to 15,776.10, 23,664.76 and 4,089.02 is: 6,133.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,776.10 : 23,664.76 = 4,089.02 : x
  2. Step 2: Convert to fraction form
    15,776.10/23,664.76 = 4,089.02/x
  3. Step 3: Cross multiply
    15,776.10x = 23,664.76 × 4,089.02
  4. Step 4: Simplify right side
    15,776.10x = 96,765,548.39
  5. Step 5: Solve for x
    x = 96,765,548.39/15,776.10
  6. Step 6: Final answer
    x = 6,133.68

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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.