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Finding the Fourth Proportional to 28,732.48, 43,104.48 and 9,014.08

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Solution

The fourth proportional to 28,732.48, 43,104.48 and 9,014.08 is: 13,522.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,732.48 : 43,104.48 = 9,014.08 : x
  2. Step 2: Convert to fraction form
    28,732.48/43,104.48 = 9,014.08/x
  3. Step 3: Cross multiply
    28,732.48x = 43,104.48 × 9,014.08
  4. Step 4: Simplify right side
    28,732.48x = 388,547,231.08
  5. Step 5: Solve for x
    x = 388,547,231.08/28,732.48
  6. Step 6: Final answer
    x = 13,522.93

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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.