Home / 18,827.74-28,241.34-4,596.40

Finding the Fourth Proportional to 18,827.74, 28,241.34 and 4,596.40

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Solution

The fourth proportional to 18,827.74, 28,241.34 and 4,596.40 is: 6,894.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,827.74 : 28,241.34 = 4,596.40 : x
  2. Step 2: Convert to fraction form
    18,827.74/28,241.34 = 4,596.40/x
  3. Step 3: Cross multiply
    18,827.74x = 28,241.34 × 4,596.40
  4. Step 4: Simplify right side
    18,827.74x = 129,808,495.18
  5. Step 5: Solve for x
    x = 129,808,495.18/18,827.74
  6. Step 6: Final answer
    x = 6,894.53

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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.