Home / 28,723.56-43,085.54-10,003.56

Finding the Fourth Proportional to 28,723.56, 43,085.54 and 10,003.56

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Solution

The fourth proportional to 28,723.56, 43,085.54 and 10,003.56 is: 15,005.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,723.56 : 43,085.54 = 10,003.56 : x
  2. Step 2: Convert to fraction form
    28,723.56/43,085.54 = 10,003.56/x
  3. Step 3: Cross multiply
    28,723.56x = 43,085.54 × 10,003.56
  4. Step 4: Simplify right side
    28,723.56x = 431,008,784.52
  5. Step 5: Solve for x
    x = 431,008,784.52/28,723.56
  6. Step 6: Final answer
    x = 15,005.41

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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.