Home / 16,816.44-23,206.86-9,740.28

Finding the Fourth Proportional to 16,816.44, 23,206.86 and 9,740.28

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Solution

The fourth proportional to 16,816.44, 23,206.86 and 9,740.28 is: 13,441.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.44 : 23,206.86 = 9,740.28 : x
  2. Step 2: Convert to fraction form
    16,816.44/23,206.86 = 9,740.28/x
  3. Step 3: Cross multiply
    16,816.44x = 23,206.86 × 9,740.28
  4. Step 4: Simplify right side
    16,816.44x = 226,041,314.32
  5. Step 5: Solve for x
    x = 226,041,314.32/16,816.44
  6. Step 6: Final answer
    x = 13,441.69

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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.