Home / 15,831.81-23,752.31-7,500.33

Finding the Fourth Proportional to 15,831.81, 23,752.31 and 7,500.33

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Solution

The fourth proportional to 15,831.81, 23,752.31 and 7,500.33 is: 11,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,831.81 : 23,752.31 = 7,500.33 : x
  2. Step 2: Convert to fraction form
    15,831.81/23,752.31 = 7,500.33/x
  3. Step 3: Cross multiply
    15,831.81x = 23,752.31 × 7,500.33
  4. Step 4: Simplify right side
    15,831.81x = 178,150,125.76
  5. Step 5: Solve for x
    x = 178,150,125.76/15,831.81
  6. Step 6: Final answer
    x = 11,252.67

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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.