Home / 32,135.75-48,203.11-8,762.19

Finding the Fourth Proportional to 32,135.75, 48,203.11 and 8,762.19

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Solution

The fourth proportional to 32,135.75, 48,203.11 and 8,762.19 is: 13,143.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,135.75 : 48,203.11 = 8,762.19 : x
  2. Step 2: Convert to fraction form
    32,135.75/48,203.11 = 8,762.19/x
  3. Step 3: Cross multiply
    32,135.75x = 48,203.11 × 8,762.19
  4. Step 4: Simplify right side
    32,135.75x = 422,364,808.41
  5. Step 5: Solve for x
    x = 422,364,808.41/32,135.75
  6. Step 6: Final answer
    x = 13,143.14

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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.