Home / 30,000.04-41,399.79-16,572.23

Finding the Fourth Proportional to 30,000.04, 41,399.79 and 16,572.23

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Solution

The fourth proportional to 30,000.04, 41,399.79 and 16,572.23 is: 22,869.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,000.04 : 41,399.79 = 16,572.23 : x
  2. Step 2: Convert to fraction form
    30,000.04/41,399.79 = 16,572.23/x
  3. Step 3: Cross multiply
    30,000.04x = 41,399.79 × 16,572.23
  4. Step 4: Simplify right side
    30,000.04x = 686,086,821.15
  5. Step 5: Solve for x
    x = 686,086,821.15/30,000.04
  6. Step 6: Final answer
    x = 22,869.53

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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.