Home / 13,916.86-20,873.59-5,596.54

Finding the Fourth Proportional to 13,916.86, 20,873.59 and 5,596.54

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Solution

The fourth proportional to 13,916.86, 20,873.59 and 5,596.54 is: 8,394.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916.86 : 20,873.59 = 5,596.54 : x
  2. Step 2: Convert to fraction form
    13,916.86/20,873.59 = 5,596.54/x
  3. Step 3: Cross multiply
    13,916.86x = 20,873.59 × 5,596.54
  4. Step 4: Simplify right side
    13,916.86x = 116,819,881.38
  5. Step 5: Solve for x
    x = 116,819,881.38/13,916.86
  6. Step 6: Final answer
    x = 8,394.13

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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.