Home / 28,644.08-39,533.59-16,707.42

Finding the Fourth Proportional to 28,644.08, 39,533.59 and 16,707.42

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Solution

The fourth proportional to 28,644.08, 39,533.59 and 16,707.42 is: 23,059.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,644.08 : 39,533.59 = 16,707.42 : x
  2. Step 2: Convert to fraction form
    28,644.08/39,533.59 = 16,707.42/x
  3. Step 3: Cross multiply
    28,644.08x = 39,533.59 × 16,707.42
  4. Step 4: Simplify right side
    28,644.08x = 660,504,219.14
  5. Step 5: Solve for x
    x = 660,504,219.14/28,644.08
  6. Step 6: Final answer
    x = 23,059.01

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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.