Home / 14,135.06-19,482.74-10,731.02

Finding the Fourth Proportional to 14,135.06, 19,482.74 and 10,731.02

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Solution

The fourth proportional to 14,135.06, 19,482.74 and 10,731.02 is: 14,790.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,135.06 : 19,482.74 = 10,731.02 : x
  2. Step 2: Convert to fraction form
    14,135.06/19,482.74 = 10,731.02/x
  3. Step 3: Cross multiply
    14,135.06x = 19,482.74 × 10,731.02
  4. Step 4: Simplify right side
    14,135.06x = 209,069,672.59
  5. Step 5: Solve for x
    x = 209,069,672.59/14,135.06
  6. Step 6: Final answer
    x = 14,790.86

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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.