Home / 37,617.08-56,405.57-12,648.83

Finding the Fourth Proportional to 37,617.08, 56,405.57 and 12,648.83

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Solution

The fourth proportional to 37,617.08, 56,405.57 and 12,648.83 is: 18,966.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,617.08 : 56,405.57 = 12,648.83 : x
  2. Step 2: Convert to fraction form
    37,617.08/56,405.57 = 12,648.83/x
  3. Step 3: Cross multiply
    37,617.08x = 56,405.57 × 12,648.83
  4. Step 4: Simplify right side
    37,617.08x = 713,464,120.71
  5. Step 5: Solve for x
    x = 713,464,120.71/37,617.08
  6. Step 6: Final answer
    x = 18,966.50

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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.