Home / 30,004.32-41,409.48-18,073.68

Finding the Fourth Proportional to 30,004.32, 41,409.48 and 18,073.68

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Solution

The fourth proportional to 30,004.32, 41,409.48 and 18,073.68 is: 24,943.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,004.32 : 41,409.48 = 18,073.68 : x
  2. Step 2: Convert to fraction form
    30,004.32/41,409.48 = 18,073.68/x
  3. Step 3: Cross multiply
    30,004.32x = 41,409.48 × 18,073.68
  4. Step 4: Simplify right side
    30,004.32x = 748,421,690.49
  5. Step 5: Solve for x
    x = 748,421,690.49/30,004.32
  6. Step 6: Final answer
    x = 24,943.80

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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.