Home / 14,450.95-19,865.81-12,426.91

Finding the Fourth Proportional to 14,450.95, 19,865.81 and 12,426.91

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Solution

The fourth proportional to 14,450.95, 19,865.81 and 12,426.91 is: 17,083.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,450.95 : 19,865.81 = 12,426.91 : x
  2. Step 2: Convert to fraction form
    14,450.95/19,865.81 = 12,426.91/x
  3. Step 3: Cross multiply
    14,450.95x = 19,865.81 × 12,426.91
  4. Step 4: Simplify right side
    14,450.95x = 246,870,614.35
  5. Step 5: Solve for x
    x = 246,870,614.35/14,450.95
  6. Step 6: Final answer
    x = 17,083.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.