Home / 12,848.23-19,275.40-4,083.15

Finding the Fourth Proportional to 12,848.23, 19,275.40 and 4,083.15

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Solution

The fourth proportional to 12,848.23, 19,275.40 and 4,083.15 is: 6,125.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.23 : 19,275.40 = 4,083.15 : x
  2. Step 2: Convert to fraction form
    12,848.23/19,275.40 = 4,083.15/x
  3. Step 3: Cross multiply
    12,848.23x = 19,275.40 × 4,083.15
  4. Step 4: Simplify right side
    12,848.23x = 78,704,329.09
  5. Step 5: Solve for x
    x = 78,704,329.09/12,848.23
  6. Step 6: Final answer
    x = 6,125.69

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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.