Home / 30,058.81-41,480.16-16,630.09

Finding the Fourth Proportional to 30,058.81, 41,480.16 and 16,630.09

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Solution

The fourth proportional to 30,058.81, 41,480.16 and 16,630.09 is: 22,948.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,058.81 : 41,480.16 = 16,630.09 : x
  2. Step 2: Convert to fraction form
    30,058.81/41,480.16 = 16,630.09/x
  3. Step 3: Cross multiply
    30,058.81x = 41,480.16 × 16,630.09
  4. Step 4: Simplify right side
    30,058.81x = 689,818,794.01
  5. Step 5: Solve for x
    x = 689,818,794.01/30,058.81
  6. Step 6: Final answer
    x = 22,948.97

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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.