Home / 14,371.65-19,832.81-8,084.07

Finding the Fourth Proportional to 14,371.65, 19,832.81 and 8,084.07

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Solution

The fourth proportional to 14,371.65, 19,832.81 and 8,084.07 is: 11,155.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371.65 : 19,832.81 = 8,084.07 : x
  2. Step 2: Convert to fraction form
    14,371.65/19,832.81 = 8,084.07/x
  3. Step 3: Cross multiply
    14,371.65x = 19,832.81 × 8,084.07
  4. Step 4: Simplify right side
    14,371.65x = 160,329,783.92
  5. Step 5: Solve for x
    x = 160,329,783.92/14,371.65
  6. Step 6: Final answer
    x = 11,155.98

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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.