Home / 28,418.50-42,594.54-16,739.92

Finding the Fourth Proportional to 28,418.50, 42,594.54 and 16,739.92

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Solution

The fourth proportional to 28,418.50, 42,594.54 and 16,739.92 is: 25,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,418.50 : 42,594.54 = 16,739.92 : x
  2. Step 2: Convert to fraction form
    28,418.50/42,594.54 = 16,739.92/x
  3. Step 3: Cross multiply
    28,418.50x = 42,594.54 × 16,739.92
  4. Step 4: Simplify right side
    28,418.50x = 713,029,192.04
  5. Step 5: Solve for x
    x = 713,029,192.04/28,418.50
  6. Step 6: Final answer
    x = 25,090.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.