Home / 28,058.27-42,086.93-8,336.93

Finding the Fourth Proportional to 28,058.27, 42,086.93 and 8,336.93

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Solution

The fourth proportional to 28,058.27, 42,086.93 and 8,336.93 is: 12,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058.27 : 42,086.93 = 8,336.93 : x
  2. Step 2: Convert to fraction form
    28,058.27/42,086.93 = 8,336.93/x
  3. Step 3: Cross multiply
    28,058.27x = 42,086.93 × 8,336.93
  4. Step 4: Simplify right side
    28,058.27x = 350,875,537.21
  5. Step 5: Solve for x
    x = 350,875,537.21/28,058.27
  6. Step 6: Final answer
    x = 12,505.25

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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.