Home / 28,693.10-39,589.99-17,362.31

Finding the Fourth Proportional to 28,693.10, 39,589.99 and 17,362.31

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Solution

The fourth proportional to 28,693.10, 39,589.99 and 17,362.31 is: 23,956.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,693.10 : 39,589.99 = 17,362.31 : x
  2. Step 2: Convert to fraction form
    28,693.10/39,589.99 = 17,362.31/x
  3. Step 3: Cross multiply
    28,693.10x = 39,589.99 × 17,362.31
  4. Step 4: Simplify right side
    28,693.10x = 687,373,679.28
  5. Step 5: Solve for x
    x = 687,373,679.28/28,693.10
  6. Step 6: Final answer
    x = 23,956.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.