Home / 28,666.80-39,556.62-16,726.32

Finding the Fourth Proportional to 28,666.80, 39,556.62 and 16,726.32

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Solution

The fourth proportional to 28,666.80, 39,556.62 and 16,726.32 is: 23,080.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,666.80 : 39,556.62 = 16,726.32 : x
  2. Step 2: Convert to fraction form
    28,666.80/39,556.62 = 16,726.32/x
  3. Step 3: Cross multiply
    28,666.80x = 39,556.62 × 16,726.32
  4. Step 4: Simplify right side
    28,666.80x = 661,636,684.24
  5. Step 5: Solve for x
    x = 661,636,684.24/28,666.80
  6. Step 6: Final answer
    x = 23,080.24

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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.