Home / 14,300.35-19,731.66-8,992.08

Finding the Fourth Proportional to 14,300.35, 19,731.66 and 8,992.08

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Solution

The fourth proportional to 14,300.35, 19,731.66 and 8,992.08 is: 12,407.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,300.35 : 19,731.66 = 8,992.08 : x
  2. Step 2: Convert to fraction form
    14,300.35/19,731.66 = 8,992.08/x
  3. Step 3: Cross multiply
    14,300.35x = 19,731.66 × 8,992.08
  4. Step 4: Simplify right side
    14,300.35x = 177,428,665.25
  5. Step 5: Solve for x
    x = 177,428,665.25/14,300.35
  6. Step 6: Final answer
    x = 12,407.30

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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.