Home / 19,561.42-27,000.30-16,033.06

Finding the Fourth Proportional to 19,561.42, 27,000.30 and 16,033.06

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Solution

The fourth proportional to 19,561.42, 27,000.30 and 16,033.06 is: 22,130.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561.42 : 27,000.30 = 16,033.06 : x
  2. Step 2: Convert to fraction form
    19,561.42/27,000.30 = 16,033.06/x
  3. Step 3: Cross multiply
    19,561.42x = 27,000.30 × 16,033.06
  4. Step 4: Simplify right side
    19,561.42x = 432,897,429.92
  5. Step 5: Solve for x
    x = 432,897,429.92/19,561.42
  6. Step 6: Final answer
    x = 22,130.16

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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.