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Finding the Fourth Proportional to 29,630.74, 44,442.96 and 9,907.06

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Solution

The fourth proportional to 29,630.74, 44,442.96 and 9,907.06 is: 14,859.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,630.74 : 44,442.96 = 9,907.06 : x
  2. Step 2: Convert to fraction form
    29,630.74/44,442.96 = 9,907.06/x
  3. Step 3: Cross multiply
    29,630.74x = 44,442.96 × 9,907.06
  4. Step 4: Simplify right side
    29,630.74x = 440,299,071.30
  5. Step 5: Solve for x
    x = 440,299,071.30/29,630.74
  6. Step 6: Final answer
    x = 14,859.54

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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.