Home / 30,031.51-41,440.31-16,600.60

Finding the Fourth Proportional to 30,031.51, 41,440.31 and 16,600.60

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Solution

The fourth proportional to 30,031.51, 41,440.31 and 16,600.60 is: 22,907.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,031.51 : 41,440.31 = 16,600.60 : x
  2. Step 2: Convert to fraction form
    30,031.51/41,440.31 = 16,600.60/x
  3. Step 3: Cross multiply
    30,031.51x = 41,440.31 × 16,600.60
  4. Step 4: Simplify right side
    30,031.51x = 687,934,010.19
  5. Step 5: Solve for x
    x = 687,934,010.19/30,031.51
  6. Step 6: Final answer
    x = 22,907.07

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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.