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Finding the Fourth Proportional to 32,483.26, 48,720.84 and 9,111.52

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Solution

The fourth proportional to 32,483.26, 48,720.84 and 9,111.52 is: 13,666.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,483.26 : 48,720.84 = 9,111.52 : x
  2. Step 2: Convert to fraction form
    32,483.26/48,720.84 = 9,111.52/x
  3. Step 3: Cross multiply
    32,483.26x = 48,720.84 × 9,111.52
  4. Step 4: Simplify right side
    32,483.26x = 443,920,908.08
  5. Step 5: Solve for x
    x = 443,920,908.08/32,483.26
  6. Step 6: Final answer
    x = 13,666.14

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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.