Home / 28,810.67-39,757.37-16,065.23

Finding the Fourth Proportional to 28,810.67, 39,757.37 and 16,065.23

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Solution

The fourth proportional to 28,810.67, 39,757.37 and 16,065.23 is: 22,169.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,810.67 : 39,757.37 = 16,065.23 : x
  2. Step 2: Convert to fraction form
    28,810.67/39,757.37 = 16,065.23/x
  3. Step 3: Cross multiply
    28,810.67x = 39,757.37 × 16,065.23
  4. Step 4: Simplify right side
    28,810.67x = 638,711,014.13
  5. Step 5: Solve for x
    x = 638,711,014.13/28,810.67
  6. Step 6: Final answer
    x = 22,169.26

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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.