Home / 28,590.74-39,452.37-16,015.22

Finding the Fourth Proportional to 28,590.74, 39,452.37 and 16,015.22

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Solution

The fourth proportional to 28,590.74, 39,452.37 and 16,015.22 is: 22,099.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,590.74 : 39,452.37 = 16,015.22 : x
  2. Step 2: Convert to fraction form
    28,590.74/39,452.37 = 16,015.22/x
  3. Step 3: Cross multiply
    28,590.74x = 39,452.37 × 16,015.22
  4. Step 4: Simplify right side
    28,590.74x = 631,838,385.07
  5. Step 5: Solve for x
    x = 631,838,385.07/28,590.74
  6. Step 6: Final answer
    x = 22,099.41

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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.