Home / 27,312.88-37,685.04-16,698.64

Finding the Fourth Proportional to 27,312.88, 37,685.04 and 16,698.64

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Solution

The fourth proportional to 27,312.88, 37,685.04 and 16,698.64 is: 23,040.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,312.88 : 37,685.04 = 16,698.64 : x
  2. Step 2: Convert to fraction form
    27,312.88/37,685.04 = 16,698.64/x
  3. Step 3: Cross multiply
    27,312.88x = 37,685.04 × 16,698.64
  4. Step 4: Simplify right side
    27,312.88x = 629,288,916.35
  5. Step 5: Solve for x
    x = 629,288,916.35/27,312.88
  6. Step 6: Final answer
    x = 23,040.01

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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.