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Finding the Fourth Proportional to 29,559.80, 44,266.80 and 19,645.40

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Solution

The fourth proportional to 29,559.80, 44,266.80 and 19,645.40 is: 29,419.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,559.80 : 44,266.80 = 19,645.40 : x
  2. Step 2: Convert to fraction form
    29,559.80/44,266.80 = 19,645.40/x
  3. Step 3: Cross multiply
    29,559.80x = 44,266.80 × 19,645.40
  4. Step 4: Simplify right side
    29,559.80x = 869,638,992.72
  5. Step 5: Solve for x
    x = 869,638,992.72/29,559.80
  6. Step 6: Final answer
    x = 29,419.65

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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.