Home / 19,149.89-26,419.57-14,126.06

Finding the Fourth Proportional to 19,149.89, 26,419.57 and 14,126.06

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Solution

The fourth proportional to 19,149.89, 26,419.57 and 14,126.06 is: 19,488.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149.89 : 26,419.57 = 14,126.06 : x
  2. Step 2: Convert to fraction form
    19,149.89/26,419.57 = 14,126.06/x
  3. Step 3: Cross multiply
    19,149.89x = 26,419.57 × 14,126.06
  4. Step 4: Simplify right side
    19,149.89x = 373,204,461.73
  5. Step 5: Solve for x
    x = 373,204,461.73/19,149.89
  6. Step 6: Final answer
    x = 19,488.60

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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.