Home / 12,998.17-19,485.58-4,676.23

Finding the Fourth Proportional to 12,998.17, 19,485.58 and 4,676.23

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Solution

The fourth proportional to 12,998.17, 19,485.58 and 4,676.23 is: 7,010.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,998.17 : 19,485.58 = 4,676.23 : x
  2. Step 2: Convert to fraction form
    12,998.17/19,485.58 = 4,676.23/x
  3. Step 3: Cross multiply
    12,998.17x = 19,485.58 × 4,676.23
  4. Step 4: Simplify right side
    12,998.17x = 91,119,053.76
  5. Step 5: Solve for x
    x = 91,119,053.76/12,998.17
  6. Step 6: Final answer
    x = 7,010.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.