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Finding the Fourth Proportional to 30,058.94, 45,092.51 and 12,524.67

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Solution

The fourth proportional to 30,058.94, 45,092.51 and 12,524.67 is: 18,788.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,058.94 : 45,092.51 = 12,524.67 : x
  2. Step 2: Convert to fraction form
    30,058.94/45,092.51 = 12,524.67/x
  3. Step 3: Cross multiply
    30,058.94x = 45,092.51 × 12,524.67
  4. Step 4: Simplify right side
    30,058.94x = 564,768,807.22
  5. Step 5: Solve for x
    x = 564,768,807.22/30,058.94
  6. Step 6: Final answer
    x = 18,788.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.