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Finding the Fourth Proportional to 29,045.90, 43,567.95 and 8,269.40

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Solution

The fourth proportional to 29,045.90, 43,567.95 and 8,269.40 is: 12,403.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,045.90 : 43,567.95 = 8,269.40 : x
  2. Step 2: Convert to fraction form
    29,045.90/43,567.95 = 8,269.40/x
  3. Step 3: Cross multiply
    29,045.90x = 43,567.95 × 8,269.40
  4. Step 4: Simplify right side
    29,045.90x = 360,280,805.73
  5. Step 5: Solve for x
    x = 360,280,805.73/29,045.90
  6. Step 6: Final answer
    x = 12,403.84

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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.