Home / 14,412.16-19,889.04-8,039.08

Finding the Fourth Proportional to 14,412.16, 19,889.04 and 8,039.08

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Solution

The fourth proportional to 14,412.16, 19,889.04 and 8,039.08 is: 11,094.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,412.16 : 19,889.04 = 8,039.08 : x
  2. Step 2: Convert to fraction form
    14,412.16/19,889.04 = 8,039.08/x
  3. Step 3: Cross multiply
    14,412.16x = 19,889.04 × 8,039.08
  4. Step 4: Simplify right side
    14,412.16x = 159,889,583.68
  5. Step 5: Solve for x
    x = 159,889,583.68/14,412.16
  6. Step 6: Final answer
    x = 11,094.07

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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.