Home / 15,986.08-23,990.64-9,058.72

Finding the Fourth Proportional to 15,986.08, 23,990.64 and 9,058.72

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Solution

The fourth proportional to 15,986.08, 23,990.64 and 9,058.72 is: 13,594.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986.08 : 23,990.64 = 9,058.72 : x
  2. Step 2: Convert to fraction form
    15,986.08/23,990.64 = 9,058.72/x
  3. Step 3: Cross multiply
    15,986.08x = 23,990.64 × 9,058.72
  4. Step 4: Simplify right side
    15,986.08x = 217,324,490.38
  5. Step 5: Solve for x
    x = 217,324,490.38/15,986.08
  6. Step 6: Final answer
    x = 13,594.61

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1.5x scale

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.