Home / 19,582.30-29,378.13-6,433.93

Finding the Fourth Proportional to 19,582.30, 29,378.13 and 6,433.93

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Solution

The fourth proportional to 19,582.30, 29,378.13 and 6,433.93 is: 9,652.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,582.30 : 29,378.13 = 6,433.93 : x
  2. Step 2: Convert to fraction form
    19,582.30/29,378.13 = 6,433.93/x
  3. Step 3: Cross multiply
    19,582.30x = 29,378.13 × 6,433.93
  4. Step 4: Simplify right side
    19,582.30x = 189,016,831.95
  5. Step 5: Solve for x
    x = 189,016,831.95/19,582.30
  6. Step 6: Final answer
    x = 9,652.43

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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.