Home / 30,330.72-41,831.64-25,466.67

Finding the Fourth Proportional to 30,330.72, 41,831.64 and 25,466.67

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Solution

The fourth proportional to 30,330.72, 41,831.64 and 25,466.67 is: 35,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,330.72 : 41,831.64 = 25,466.67 : x
  2. Step 2: Convert to fraction form
    30,330.72/41,831.64 = 25,466.67/x
  3. Step 3: Cross multiply
    30,330.72x = 41,831.64 × 25,466.67
  4. Step 4: Simplify right side
    30,330.72x = 1,065,312,571.44
  5. Step 5: Solve for x
    x = 1,065,312,571.44/30,330.72
  6. Step 6: Final answer
    x = 35,123.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.