Home / 30,114.51-41,558.09-16,685.65

Finding the Fourth Proportional to 30,114.51, 41,558.09 and 16,685.65

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Solution

The fourth proportional to 30,114.51, 41,558.09 and 16,685.65 is: 23,026.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,114.51 : 41,558.09 = 16,685.65 : x
  2. Step 2: Convert to fraction form
    30,114.51/41,558.09 = 16,685.65/x
  3. Step 3: Cross multiply
    30,114.51x = 41,558.09 × 16,685.65
  4. Step 4: Simplify right side
    30,114.51x = 693,423,744.41
  5. Step 5: Solve for x
    x = 693,423,744.41/30,114.51
  6. Step 6: Final answer
    x = 23,026.23

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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.