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Finding the Fourth Proportional to 29,707.80, 44,499.60 and 13,926.30

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Solution

The fourth proportional to 29,707.80, 44,499.60 and 13,926.30 is: 20,860.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,707.80 : 44,499.60 = 13,926.30 : x
  2. Step 2: Convert to fraction form
    29,707.80/44,499.60 = 13,926.30/x
  3. Step 3: Cross multiply
    29,707.80x = 44,499.60 × 13,926.30
  4. Step 4: Simplify right side
    29,707.80x = 619,714,779.48
  5. Step 5: Solve for x
    x = 619,714,779.48/29,707.80
  6. Step 6: Final answer
    x = 20,860.34

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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.