Home / 14,017.24-20,935.01-12,698.36

Finding the Fourth Proportional to 14,017.24, 20,935.01 and 12,698.36

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Solution

The fourth proportional to 14,017.24, 20,935.01 and 12,698.36 is: 18,965.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.24 : 20,935.01 = 12,698.36 : x
  2. Step 2: Convert to fraction form
    14,017.24/20,935.01 = 12,698.36/x
  3. Step 3: Cross multiply
    14,017.24x = 20,935.01 × 12,698.36
  4. Step 4: Simplify right side
    14,017.24x = 265,840,299.16
  5. Step 5: Solve for x
    x = 265,840,299.16/14,017.24
  6. Step 6: Final answer
    x = 18,965.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.