Home / 13,875.87-19,154.94-8,846.83

Finding the Fourth Proportional to 13,875.87, 19,154.94 and 8,846.83

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Solution

The fourth proportional to 13,875.87, 19,154.94 and 8,846.83 is: 12,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,875.87 : 19,154.94 = 8,846.83 : x
  2. Step 2: Convert to fraction form
    13,875.87/19,154.94 = 8,846.83/x
  3. Step 3: Cross multiply
    13,875.87x = 19,154.94 × 8,846.83
  4. Step 4: Simplify right side
    13,875.87x = 169,460,497.84
  5. Step 5: Solve for x
    x = 169,460,497.84/13,875.87
  6. Step 6: Final answer
    x = 12,212.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.