Home / 14,299.89-19,733.84-8,012.31

Finding the Fourth Proportional to 14,299.89, 19,733.84 and 8,012.31

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Solution

The fourth proportional to 14,299.89, 19,733.84 and 8,012.31 is: 11,056.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299.89 : 19,733.84 = 8,012.31 : x
  2. Step 2: Convert to fraction form
    14,299.89/19,733.84 = 8,012.31/x
  3. Step 3: Cross multiply
    14,299.89x = 19,733.84 × 8,012.31
  4. Step 4: Simplify right side
    14,299.89x = 158,113,603.51
  5. Step 5: Solve for x
    x = 158,113,603.51/14,299.89
  6. Step 6: Final answer
    x = 11,056.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.