Home / 16,728.95-23,085.25-10,010.61

Finding the Fourth Proportional to 16,728.95, 23,085.25 and 10,010.61

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Solution

The fourth proportional to 16,728.95, 23,085.25 and 10,010.61 is: 13,814.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.95 : 23,085.25 = 10,010.61 : x
  2. Step 2: Convert to fraction form
    16,728.95/23,085.25 = 10,010.61/x
  3. Step 3: Cross multiply
    16,728.95x = 23,085.25 × 10,010.61
  4. Step 4: Simplify right side
    16,728.95x = 231,097,409.48
  5. Step 5: Solve for x
    x = 231,097,409.48/16,728.95
  6. Step 6: Final answer
    x = 13,814.22

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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.