Home / 12,804.74-19,215.76-4,484.82

Finding the Fourth Proportional to 12,804.74, 19,215.76 and 4,484.82

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Solution

The fourth proportional to 12,804.74, 19,215.76 and 4,484.82 is: 6,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.74 : 19,215.76 = 4,484.82 : x
  2. Step 2: Convert to fraction form
    12,804.74/19,215.76 = 4,484.82/x
  3. Step 3: Cross multiply
    12,804.74x = 19,215.76 × 4,484.82
  4. Step 4: Simplify right side
    12,804.74x = 86,179,224.76
  5. Step 5: Solve for x
    x = 86,179,224.76/12,804.74
  6. Step 6: Final answer
    x = 6,730.26

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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.