Home / 28,896.62-39,877.47-16,150.01

Finding the Fourth Proportional to 28,896.62, 39,877.47 and 16,150.01

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Solution

The fourth proportional to 28,896.62, 39,877.47 and 16,150.01 is: 22,287.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,896.62 : 39,877.47 = 16,150.01 : x
  2. Step 2: Convert to fraction form
    28,896.62/39,877.47 = 16,150.01/x
  3. Step 3: Cross multiply
    28,896.62x = 39,877.47 × 16,150.01
  4. Step 4: Simplify right side
    28,896.62x = 644,021,339.89
  5. Step 5: Solve for x
    x = 644,021,339.89/28,896.62
  6. Step 6: Final answer
    x = 22,287.09

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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.