Home / 30,007.19-41,406.36-16,577.64

Finding the Fourth Proportional to 30,007.19, 41,406.36 and 16,577.64

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Solution

The fourth proportional to 30,007.19, 41,406.36 and 16,577.64 is: 22,875.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,007.19 : 41,406.36 = 16,577.64 : x
  2. Step 2: Convert to fraction form
    30,007.19/41,406.36 = 16,577.64/x
  3. Step 3: Cross multiply
    30,007.19x = 41,406.36 × 16,577.64
  4. Step 4: Simplify right side
    30,007.19x = 686,419,729.79
  5. Step 5: Solve for x
    x = 686,419,729.79/30,007.19
  6. Step 6: Final answer
    x = 22,875.18

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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.