Home / 28,682.48-39,582.60-16,106.96

Finding the Fourth Proportional to 28,682.48, 39,582.60 and 16,106.96

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Solution

The fourth proportional to 28,682.48, 39,582.60 and 16,106.96 is: 22,228.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,682.48 : 39,582.60 = 16,106.96 : x
  2. Step 2: Convert to fraction form
    28,682.48/39,582.60 = 16,106.96/x
  3. Step 3: Cross multiply
    28,682.48x = 39,582.60 × 16,106.96
  4. Step 4: Simplify right side
    28,682.48x = 637,555,354.90
  5. Step 5: Solve for x
    x = 637,555,354.90/28,682.48
  6. Step 6: Final answer
    x = 22,228.04

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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.