Home / 34,319.20-51,421.20-29,365.60

Finding the Fourth Proportional to 34,319.20, 51,421.20 and 29,365.60

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Solution

The fourth proportional to 34,319.20, 51,421.20 and 29,365.60 is: 43,999.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,319.20 : 51,421.20 = 29,365.60 : x
  2. Step 2: Convert to fraction form
    34,319.20/51,421.20 = 29,365.60/x
  3. Step 3: Cross multiply
    34,319.20x = 51,421.20 × 29,365.60
  4. Step 4: Simplify right side
    34,319.20x = 1,510,014,390.72
  5. Step 5: Solve for x
    x = 1,510,014,390.72/34,319.20
  6. Step 6: Final answer
    x = 43,999.11

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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.