Home / 30,035.31-41,449.90-19,946.35

Finding the Fourth Proportional to 30,035.31, 41,449.90 and 19,946.35

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Solution

The fourth proportional to 30,035.31, 41,449.90 and 19,946.35 is: 27,526.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,035.31 : 41,449.90 = 19,946.35 : x
  2. Step 2: Convert to fraction form
    30,035.31/41,449.90 = 19,946.35/x
  3. Step 3: Cross multiply
    30,035.31x = 41,449.90 × 19,946.35
  4. Step 4: Simplify right side
    30,035.31x = 826,774,163.00
  5. Step 5: Solve for x
    x = 826,774,163.00/30,035.31
  6. Step 6: Final answer
    x = 27,526.74

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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.