Home / 30,085.52-41,518.34-16,657.01

Finding the Fourth Proportional to 30,085.52, 41,518.34 and 16,657.01

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Solution

The fourth proportional to 30,085.52, 41,518.34 and 16,657.01 is: 22,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,085.52 : 41,518.34 = 16,657.01 : x
  2. Step 2: Convert to fraction form
    30,085.52/41,518.34 = 16,657.01/x
  3. Step 3: Cross multiply
    30,085.52x = 41,518.34 × 16,657.01
  4. Step 4: Simplify right side
    30,085.52x = 691,571,331.84
  5. Step 5: Solve for x
    x = 691,571,331.84/30,085.52
  6. Step 6: Final answer
    x = 22,986.85

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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.