Home / 20,032.29-30,041.34-6,881.58

Finding the Fourth Proportional to 20,032.29, 30,041.34 and 6,881.58

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Solution

The fourth proportional to 20,032.29, 30,041.34 and 6,881.58 is: 10,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,032.29 : 30,041.34 = 6,881.58 : x
  2. Step 2: Convert to fraction form
    20,032.29/30,041.34 = 6,881.58/x
  3. Step 3: Cross multiply
    20,032.29x = 30,041.34 × 6,881.58
  4. Step 4: Simplify right side
    20,032.29x = 206,731,884.52
  5. Step 5: Solve for x
    x = 206,731,884.52/20,032.29
  6. Step 6: Final answer
    x = 10,319.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.