Home / 12,816.08-19,227.54-4,051.16

Finding the Fourth Proportional to 12,816.08, 19,227.54 and 4,051.16

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Solution

The fourth proportional to 12,816.08, 19,227.54 and 4,051.16 is: 6,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,816.08 : 19,227.54 = 4,051.16 : x
  2. Step 2: Convert to fraction form
    12,816.08/19,227.54 = 4,051.16/x
  3. Step 3: Cross multiply
    12,816.08x = 19,227.54 × 4,051.16
  4. Step 4: Simplify right side
    12,816.08x = 77,893,840.95
  5. Step 5: Solve for x
    x = 77,893,840.95/12,816.08
  6. Step 6: Final answer
    x = 6,077.82

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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.