Home / 30,240.03-41,726.70-16,811.40

Finding the Fourth Proportional to 30,240.03, 41,726.70 and 16,811.40

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Solution

The fourth proportional to 30,240.03, 41,726.70 and 16,811.40 is: 23,197.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,240.03 : 41,726.70 = 16,811.40 : x
  2. Step 2: Convert to fraction form
    30,240.03/41,726.70 = 16,811.40/x
  3. Step 3: Cross multiply
    30,240.03x = 41,726.70 × 16,811.40
  4. Step 4: Simplify right side
    30,240.03x = 701,484,244.38
  5. Step 5: Solve for x
    x = 701,484,244.38/30,240.03
  6. Step 6: Final answer
    x = 23,197.21

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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.