Home / 14,198.79-21,297.95-4,203.50

Finding the Fourth Proportional to 14,198.79, 21,297.95 and 4,203.50

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Solution

The fourth proportional to 14,198.79, 21,297.95 and 4,203.50 is: 6,305.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.79 : 21,297.95 = 4,203.50 : x
  2. Step 2: Convert to fraction form
    14,198.79/21,297.95 = 4,203.50/x
  3. Step 3: Cross multiply
    14,198.79x = 21,297.95 × 4,203.50
  4. Step 4: Simplify right side
    14,198.79x = 89,525,818.13
  5. Step 5: Solve for x
    x = 89,525,818.13/14,198.79
  6. Step 6: Final answer
    x = 6,305.17

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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.