Home / 28,064.10-38,736.53-16,589.64

Finding the Fourth Proportional to 28,064.10, 38,736.53 and 16,589.64

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Solution

The fourth proportional to 28,064.10, 38,736.53 and 16,589.64 is: 22,898.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,064.10 : 38,736.53 = 16,589.64 : x
  2. Step 2: Convert to fraction form
    28,064.10/38,736.53 = 16,589.64/x
  3. Step 3: Cross multiply
    28,064.10x = 38,736.53 × 16,589.64
  4. Step 4: Simplify right side
    28,064.10x = 642,625,212.07
  5. Step 5: Solve for x
    x = 642,625,212.07/28,064.10
  6. Step 6: Final answer
    x = 22,898.48

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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.