Home / 28,169.46-42,193.44-26,513.32

Finding the Fourth Proportional to 28,169.46, 42,193.44 and 26,513.32

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Solution

The fourth proportional to 28,169.46, 42,193.44 and 26,513.32 is: 39,712.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,169.46 : 42,193.44 = 26,513.32 : x
  2. Step 2: Convert to fraction form
    28,169.46/42,193.44 = 26,513.32/x
  3. Step 3: Cross multiply
    28,169.46x = 42,193.44 × 26,513.32
  4. Step 4: Simplify right side
    28,169.46x = 1,118,688,249.67
  5. Step 5: Solve for x
    x = 1,118,688,249.67/28,169.46
  6. Step 6: Final answer
    x = 39,712.80

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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.