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Finding the Fourth Proportional to 32,357.99, 48,548.60 and 12,650.69

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Solution

The fourth proportional to 32,357.99, 48,548.60 and 12,650.69 is: 18,980.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,357.99 : 48,548.60 = 12,650.69 : x
  2. Step 2: Convert to fraction form
    32,357.99/48,548.60 = 12,650.69/x
  3. Step 3: Cross multiply
    32,357.99x = 48,548.60 × 12,650.69
  4. Step 4: Simplify right side
    32,357.99x = 614,173,394.09
  5. Step 5: Solve for x
    x = 614,173,394.09/32,357.99
  6. Step 6: Final answer
    x = 18,980.58

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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.