Home / 30,384.98-41,931.28-16,773.03

Finding the Fourth Proportional to 30,384.98, 41,931.28 and 16,773.03

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Solution

The fourth proportional to 30,384.98, 41,931.28 and 16,773.03 is: 23,146.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,384.98 : 41,931.28 = 16,773.03 : x
  2. Step 2: Convert to fraction form
    30,384.98/41,931.28 = 16,773.03/x
  3. Step 3: Cross multiply
    30,384.98x = 41,931.28 × 16,773.03
  4. Step 4: Simplify right side
    30,384.98x = 703,314,617.38
  5. Step 5: Solve for x
    x = 703,314,617.38/30,384.98
  6. Step 6: Final answer
    x = 23,146.79

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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.