Home / 28,735.02-43,107.98-9,008.28

Finding the Fourth Proportional to 28,735.02, 43,107.98 and 9,008.28

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Solution

The fourth proportional to 28,735.02, 43,107.98 and 9,008.28 is: 13,514.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,735.02 : 43,107.98 = 9,008.28 : x
  2. Step 2: Convert to fraction form
    28,735.02/43,107.98 = 9,008.28/x
  3. Step 3: Cross multiply
    28,735.02x = 43,107.98 × 9,008.28
  4. Step 4: Simplify right side
    28,735.02x = 388,328,709.03
  5. Step 5: Solve for x
    x = 388,328,709.03/28,735.02
  6. Step 6: Final answer
    x = 13,514.13

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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.