Home / 12,895.08-19,327.86-5,955

Finding the Fourth Proportional to 12,895.08, 19,327.86 and 5,955

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Solution

The fourth proportional to 12,895.08, 19,327.86 and 5,955 is: 8,925.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,895.08 : 19,327.86 = 5,955 : x
  2. Step 2: Convert to fraction form
    12,895.08/19,327.86 = 5,955/x
  3. Step 3: Cross multiply
    12,895.08x = 19,327.86 × 5,955
  4. Step 4: Simplify right side
    12,895.08x = 115,097,406.30
  5. Step 5: Solve for x
    x = 115,097,406.30/12,895.08
  6. Step 6: Final answer
    x = 8,925.68

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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.