Home / 15,831.60-23,735.66-9,590.42

Finding the Fourth Proportional to 15,831.60, 23,735.66 and 9,590.42

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Solution

The fourth proportional to 15,831.60, 23,735.66 and 9,590.42 is: 14,378.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,831.60 : 23,735.66 = 9,590.42 : x
  2. Step 2: Convert to fraction form
    15,831.60/23,735.66 = 9,590.42/x
  3. Step 3: Cross multiply
    15,831.60x = 23,735.66 × 9,590.42
  4. Step 4: Simplify right side
    15,831.60x = 227,634,781.75
  5. Step 5: Solve for x
    x = 227,634,781.75/15,831.60
  6. Step 6: Final answer
    x = 14,378.51

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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.