Home / 16,912.06-23,329.26-9,837.70

Finding the Fourth Proportional to 16,912.06, 23,329.26 and 9,837.70

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Solution

The fourth proportional to 16,912.06, 23,329.26 and 9,837.70 is: 13,570.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912.06 : 23,329.26 = 9,837.70 : x
  2. Step 2: Convert to fraction form
    16,912.06/23,329.26 = 9,837.70/x
  3. Step 3: Cross multiply
    16,912.06x = 23,329.26 × 9,837.70
  4. Step 4: Simplify right side
    16,912.06x = 229,506,261.10
  5. Step 5: Solve for x
    x = 229,506,261.10/16,912.06
  6. Step 6: Final answer
    x = 13,570.57

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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.