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Finding the Fourth Proportional to 29,007.60, 43,514.60 and 9,282.80

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Solution

The fourth proportional to 29,007.60, 43,514.60 and 9,282.80 is: 13,925.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,007.60 : 43,514.60 = 9,282.80 : x
  2. Step 2: Convert to fraction form
    29,007.60/43,514.60 = 9,282.80/x
  3. Step 3: Cross multiply
    29,007.60x = 43,514.60 × 9,282.80
  4. Step 4: Simplify right side
    29,007.60x = 403,937,328.88
  5. Step 5: Solve for x
    x = 403,937,328.88/29,007.60
  6. Step 6: Final answer
    x = 13,925.22

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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.