Home / 34,704.18-47,883.16-20,365.36

Finding the Fourth Proportional to 34,704.18, 47,883.16 and 20,365.36

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Solution

The fourth proportional to 34,704.18, 47,883.16 and 20,365.36 is: 28,099.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,704.18 : 47,883.16 = 20,365.36 : x
  2. Step 2: Convert to fraction form
    34,704.18/47,883.16 = 20,365.36/x
  3. Step 3: Cross multiply
    34,704.18x = 47,883.16 × 20,365.36
  4. Step 4: Simplify right side
    34,704.18x = 975,157,791.34
  5. Step 5: Solve for x
    x = 975,157,791.34/34,704.18
  6. Step 6: Final answer
    x = 28,099.15

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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.