Home / 14,036.24-21,069.52-12,486.17

Finding the Fourth Proportional to 14,036.24, 21,069.52 and 12,486.17

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Solution

The fourth proportional to 14,036.24, 21,069.52 and 12,486.17 is: 18,742.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036.24 : 21,069.52 = 12,486.17 : x
  2. Step 2: Convert to fraction form
    14,036.24/21,069.52 = 12,486.17/x
  3. Step 3: Cross multiply
    14,036.24x = 21,069.52 × 12,486.17
  4. Step 4: Simplify right side
    14,036.24x = 263,077,471.98
  5. Step 5: Solve for x
    x = 263,077,471.98/14,036.24
  6. Step 6: Final answer
    x = 18,742.74

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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.