Home / 27,942.90-38,559.64-16,007.01

Finding the Fourth Proportional to 27,942.90, 38,559.64 and 16,007.01

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Solution

The fourth proportional to 27,942.90, 38,559.64 and 16,007.01 is: 22,088.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.90 : 38,559.64 = 16,007.01 : x
  2. Step 2: Convert to fraction form
    27,942.90/38,559.64 = 16,007.01/x
  3. Step 3: Cross multiply
    27,942.90x = 38,559.64 × 16,007.01
  4. Step 4: Simplify right side
    27,942.90x = 617,224,543.08
  5. Step 5: Solve for x
    x = 617,224,543.08/27,942.90
  6. Step 6: Final answer
    x = 22,088.78

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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.