Home / 30,072.34-41,508.84-19,462.70

Finding the Fourth Proportional to 30,072.34, 41,508.84 and 19,462.70

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Solution

The fourth proportional to 30,072.34, 41,508.84 and 19,462.70 is: 26,864.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,072.34 : 41,508.84 = 19,462.70 : x
  2. Step 2: Convert to fraction form
    30,072.34/41,508.84 = 19,462.70/x
  3. Step 3: Cross multiply
    30,072.34x = 41,508.84 × 19,462.70
  4. Step 4: Simplify right side
    30,072.34x = 807,874,100.27
  5. Step 5: Solve for x
    x = 807,874,100.27/30,072.34
  6. Step 6: Final answer
    x = 26,864.36

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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.