Home / 34,408.33-47,488.79-19,307.09

Finding the Fourth Proportional to 34,408.33, 47,488.79 and 19,307.09

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Solution

The fourth proportional to 34,408.33, 47,488.79 and 19,307.09 is: 26,646.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,408.33 : 47,488.79 = 19,307.09 : x
  2. Step 2: Convert to fraction form
    34,408.33/47,488.79 = 19,307.09/x
  3. Step 3: Cross multiply
    34,408.33x = 47,488.79 × 19,307.09
  4. Step 4: Simplify right side
    34,408.33x = 916,870,509.51
  5. Step 5: Solve for x
    x = 916,870,509.51/34,408.33
  6. Step 6: Final answer
    x = 26,646.76

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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.