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Finding the Fourth Proportional to 29,317.53, 43,985.61 and 9,591.60

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Solution

The fourth proportional to 29,317.53, 43,985.61 and 9,591.60 is: 14,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,317.53 : 43,985.61 = 9,591.60 : x
  2. Step 2: Convert to fraction form
    29,317.53/43,985.61 = 9,591.60/x
  3. Step 3: Cross multiply
    29,317.53x = 43,985.61 × 9,591.60
  4. Step 4: Simplify right side
    29,317.53x = 421,892,376.88
  5. Step 5: Solve for x
    x = 421,892,376.88/29,317.53
  6. Step 6: Final answer
    x = 14,390.45

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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.