Home / 27,440.90-37,868.43-14,865.65

Finding the Fourth Proportional to 27,440.90, 37,868.43 and 14,865.65

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Solution

The fourth proportional to 27,440.90, 37,868.43 and 14,865.65 is: 20,514.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,440.90 : 37,868.43 = 14,865.65 : x
  2. Step 2: Convert to fraction form
    27,440.90/37,868.43 = 14,865.65/x
  3. Step 3: Cross multiply
    27,440.90x = 37,868.43 × 14,865.65
  4. Step 4: Simplify right side
    27,440.90x = 562,938,637.09
  5. Step 5: Solve for x
    x = 562,938,637.09/27,440.90
  6. Step 6: Final answer
    x = 20,514.59

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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.