Home / 12,848.30-19,273.35-5,451.92

Finding the Fourth Proportional to 12,848.30, 19,273.35 and 5,451.92

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Solution

The fourth proportional to 12,848.30, 19,273.35 and 5,451.92 is: 8,178.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,848.30 : 19,273.35 = 5,451.92 : x
  2. Step 2: Convert to fraction form
    12,848.30/19,273.35 = 5,451.92/x
  3. Step 3: Cross multiply
    12,848.30x = 19,273.35 × 5,451.92
  4. Step 4: Simplify right side
    12,848.30x = 105,076,762.33
  5. Step 5: Solve for x
    x = 105,076,762.33/12,848.30
  6. Step 6: Final answer
    x = 8,178.26

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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.