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Finding the Fourth Proportional to 29,068.88, 43,603.65 and 9,347.40

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Solution

The fourth proportional to 29,068.88, 43,603.65 and 9,347.40 is: 14,021.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,068.88 : 43,603.65 = 9,347.40 : x
  2. Step 2: Convert to fraction form
    29,068.88/43,603.65 = 9,347.40/x
  3. Step 3: Cross multiply
    29,068.88x = 43,603.65 × 9,347.40
  4. Step 4: Simplify right side
    29,068.88x = 407,580,758.01
  5. Step 5: Solve for x
    x = 407,580,758.01/29,068.88
  6. Step 6: Final answer
    x = 14,021.21

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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.