Home / 28,825.65-43,242.98-9,102.33

Finding the Fourth Proportional to 28,825.65, 43,242.98 and 9,102.33

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Solution

The fourth proportional to 28,825.65, 43,242.98 and 9,102.33 is: 13,654.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.65 : 43,242.98 = 9,102.33 : x
  2. Step 2: Convert to fraction form
    28,825.65/43,242.98 = 9,102.33/x
  3. Step 3: Cross multiply
    28,825.65x = 43,242.98 × 9,102.33
  4. Step 4: Simplify right side
    28,825.65x = 393,611,828.63
  5. Step 5: Solve for x
    x = 393,611,828.63/28,825.65
  6. Step 6: Final answer
    x = 13,654.92

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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.