Home / 14,111.32-19,477.14-8,808.04

Finding the Fourth Proportional to 14,111.32, 19,477.14 and 8,808.04

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Solution

The fourth proportional to 14,111.32, 19,477.14 and 8,808.04 is: 12,157.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111.32 : 19,477.14 = 8,808.04 : x
  2. Step 2: Convert to fraction form
    14,111.32/19,477.14 = 8,808.04/x
  3. Step 3: Cross multiply
    14,111.32x = 19,477.14 × 8,808.04
  4. Step 4: Simplify right side
    14,111.32x = 171,555,428.21
  5. Step 5: Solve for x
    x = 171,555,428.21/14,111.32
  6. Step 6: Final answer
    x = 12,157.29

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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.