Home / 28,567.27-39,413.29-16,628.07

Finding the Fourth Proportional to 28,567.27, 39,413.29 and 16,628.07

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Solution

The fourth proportional to 28,567.27, 39,413.29 and 16,628.07 is: 22,941.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,567.27 : 39,413.29 = 16,628.07 : x
  2. Step 2: Convert to fraction form
    28,567.27/39,413.29 = 16,628.07/x
  3. Step 3: Cross multiply
    28,567.27x = 39,413.29 × 16,628.07
  4. Step 4: Simplify right side
    28,567.27x = 655,366,945.05
  5. Step 5: Solve for x
    x = 655,366,945.05/28,567.27
  6. Step 6: Final answer
    x = 22,941.18

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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.