Home / 13,038.14-19,558.85-6,374.86

Finding the Fourth Proportional to 13,038.14, 19,558.85 and 6,374.86

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Solution

The fourth proportional to 13,038.14, 19,558.85 and 6,374.86 is: 9,563.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038.14 : 19,558.85 = 6,374.86 : x
  2. Step 2: Convert to fraction form
    13,038.14/19,558.85 = 6,374.86/x
  3. Step 3: Cross multiply
    13,038.14x = 19,558.85 × 6,374.86
  4. Step 4: Simplify right side
    13,038.14x = 124,684,930.51
  5. Step 5: Solve for x
    x = 124,684,930.51/13,038.14
  6. Step 6: Final answer
    x = 9,563.09

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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.