Home / 28,507.15-39,337.14-16,571.08

Finding the Fourth Proportional to 28,507.15, 39,337.14 and 16,571.08

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Solution

The fourth proportional to 28,507.15, 39,337.14 and 16,571.08 is: 22,866.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,507.15 : 39,337.14 = 16,571.08 : x
  2. Step 2: Convert to fraction form
    28,507.15/39,337.14 = 16,571.08/x
  3. Step 3: Cross multiply
    28,507.15x = 39,337.14 × 16,571.08
  4. Step 4: Simplify right side
    28,507.15x = 651,858,893.91
  5. Step 5: Solve for x
    x = 651,858,893.91/28,507.15
  6. Step 6: Final answer
    x = 22,866.51

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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.