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Finding the Fourth Proportional to 32,499.98, 48,749.74 and 9,126.44

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Solution

The fourth proportional to 32,499.98, 48,749.74 and 9,126.44 is: 13,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,499.98 : 48,749.74 = 9,126.44 : x
  2. Step 2: Convert to fraction form
    32,499.98/48,749.74 = 9,126.44/x
  3. Step 3: Cross multiply
    32,499.98x = 48,749.74 × 9,126.44
  4. Step 4: Simplify right side
    32,499.98x = 444,911,577.13
  5. Step 5: Solve for x
    x = 444,911,577.13/32,499.98
  6. Step 6: Final answer
    x = 13,689.60

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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.