Home / 30,002.67-41,403.45-16,574.49

Finding the Fourth Proportional to 30,002.67, 41,403.45 and 16,574.49

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Solution

The fourth proportional to 30,002.67, 41,403.45 and 16,574.49 is: 22,872.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,002.67 : 41,403.45 = 16,574.49 : x
  2. Step 2: Convert to fraction form
    30,002.67/41,403.45 = 16,574.49/x
  3. Step 3: Cross multiply
    30,002.67x = 41,403.45 × 16,574.49
  4. Step 4: Simplify right side
    30,002.67x = 686,241,130.14
  5. Step 5: Solve for x
    x = 686,241,130.14/30,002.67
  6. Step 6: Final answer
    x = 22,872.67

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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.