Home / 14,077.44-21,054.12-12,528.36

Finding the Fourth Proportional to 14,077.44, 21,054.12 and 12,528.36

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Solution

The fourth proportional to 14,077.44, 21,054.12 and 12,528.36 is: 18,737.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,077.44 : 21,054.12 = 12,528.36 : x
  2. Step 2: Convert to fraction form
    14,077.44/21,054.12 = 12,528.36/x
  3. Step 3: Cross multiply
    14,077.44x = 21,054.12 × 12,528.36
  4. Step 4: Simplify right side
    14,077.44x = 263,773,594.84
  5. Step 5: Solve for x
    x = 263,773,594.84/14,077.44
  6. Step 6: Final answer
    x = 18,737.33

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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.