Home / 12,996.77-19,502.44-5,206.19

Finding the Fourth Proportional to 12,996.77, 19,502.44 and 5,206.19

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Solution

The fourth proportional to 12,996.77, 19,502.44 and 5,206.19 is: 7,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,996.77 : 19,502.44 = 5,206.19 : x
  2. Step 2: Convert to fraction form
    12,996.77/19,502.44 = 5,206.19/x
  3. Step 3: Cross multiply
    12,996.77x = 19,502.44 × 5,206.19
  4. Step 4: Simplify right side
    12,996.77x = 101,533,297.58
  5. Step 5: Solve for x
    x = 101,533,297.58/12,996.77
  6. Step 6: Final answer
    x = 7,812.20

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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.