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Finding the Fourth Proportional to 34,831.01, 48,066.01 and 18,915.12

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Solution

The fourth proportional to 34,831.01, 48,066.01 and 18,915.12 is: 26,102.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,831.01 : 48,066.01 = 18,915.12 : x
  2. Step 2: Convert to fraction form
    34,831.01/48,066.01 = 18,915.12/x
  3. Step 3: Cross multiply
    34,831.01x = 48,066.01 × 18,915.12
  4. Step 4: Simplify right side
    34,831.01x = 909,174,299.78
  5. Step 5: Solve for x
    x = 909,174,299.78/34,831.01
  6. Step 6: Final answer
    x = 26,102.44

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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.