Home / 30,020.98-41,429.72-16,592.39

Finding the Fourth Proportional to 30,020.98, 41,429.72 and 16,592.39

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Solution

The fourth proportional to 30,020.98, 41,429.72 and 16,592.39 is: 22,897.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,020.98 : 41,429.72 = 16,592.39 : x
  2. Step 2: Convert to fraction form
    30,020.98/41,429.72 = 16,592.39/x
  3. Step 3: Cross multiply
    30,020.98x = 41,429.72 × 16,592.39
  4. Step 4: Simplify right side
    30,020.98x = 687,418,216.89
  5. Step 5: Solve for x
    x = 687,418,216.89/30,020.98
  6. Step 6: Final answer
    x = 22,897.93

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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.