Home / 34,123.14-47,089.89-19,015.70

Finding the Fourth Proportional to 34,123.14, 47,089.89 and 19,015.70

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Solution

The fourth proportional to 34,123.14, 47,089.89 and 19,015.70 is: 26,241.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,123.14 : 47,089.89 = 19,015.70 : x
  2. Step 2: Convert to fraction form
    34,123.14/47,089.89 = 19,015.70/x
  3. Step 3: Cross multiply
    34,123.14x = 47,089.89 × 19,015.70
  4. Step 4: Simplify right side
    34,123.14x = 895,446,985.82
  5. Step 5: Solve for x
    x = 895,446,985.82/34,123.14
  6. Step 6: Final answer
    x = 26,241.64

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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.