Home / 30,058.99-41,478.79-16,630.03

Finding the Fourth Proportional to 30,058.99, 41,478.79 and 16,630.03

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Solution

The fourth proportional to 30,058.99, 41,478.79 and 16,630.03 is: 22,947.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,058.99 : 41,478.79 = 16,630.03 : x
  2. Step 2: Convert to fraction form
    30,058.99/41,478.79 = 16,630.03/x
  3. Step 3: Cross multiply
    30,058.99x = 41,478.79 × 16,630.03
  4. Step 4: Simplify right side
    30,058.99x = 689,793,522.06
  5. Step 5: Solve for x
    x = 689,793,522.06/30,058.99
  6. Step 6: Final answer
    x = 22,947.99

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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.