Home / 30,302.59-41,820.48-16,873.84

Finding the Fourth Proportional to 30,302.59, 41,820.48 and 16,873.84

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Solution

The fourth proportional to 30,302.59, 41,820.48 and 16,873.84 is: 23,287.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,302.59 : 41,820.48 = 16,873.84 : x
  2. Step 2: Convert to fraction form
    30,302.59/41,820.48 = 16,873.84/x
  3. Step 3: Cross multiply
    30,302.59x = 41,820.48 × 16,873.84
  4. Step 4: Simplify right side
    30,302.59x = 705,672,203.80
  5. Step 5: Solve for x
    x = 705,672,203.80/30,302.59
  6. Step 6: Final answer
    x = 23,287.52

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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.