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Finding the Fourth Proportional to 32,588.55, 48,880.40 and 11,239.18

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Solution

The fourth proportional to 32,588.55, 48,880.40 and 11,239.18 is: 16,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,588.55 : 48,880.40 = 11,239.18 : x
  2. Step 2: Convert to fraction form
    32,588.55/48,880.40 = 11,239.18/x
  3. Step 3: Cross multiply
    32,588.55x = 48,880.40 × 11,239.18
  4. Step 4: Simplify right side
    32,588.55x = 549,375,435.68
  5. Step 5: Solve for x
    x = 549,375,435.68/32,588.55
  6. Step 6: Final answer
    x = 16,857.93

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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.