Home / 19,077.21-28,581.93-16,275.49

Finding the Fourth Proportional to 19,077.21, 28,581.93 and 16,275.49

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Solution

The fourth proportional to 19,077.21, 28,581.93 and 16,275.49 is: 24,384.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.21 : 28,581.93 = 16,275.49 : x
  2. Step 2: Convert to fraction form
    19,077.21/28,581.93 = 16,275.49/x
  3. Step 3: Cross multiply
    19,077.21x = 28,581.93 × 16,275.49
  4. Step 4: Simplify right side
    19,077.21x = 465,184,844.44
  5. Step 5: Solve for x
    x = 465,184,844.44/19,077.21
  6. Step 6: Final answer
    x = 24,384.32

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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.