Home / 27,440.60-37,868-14,865.36

Finding the Fourth Proportional to 27,440.60, 37,868 and 14,865.36

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Solution

The fourth proportional to 27,440.60, 37,868 and 14,865.36 is: 20,514.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,440.60 : 37,868 = 14,865.36 : x
  2. Step 2: Convert to fraction form
    27,440.60/37,868 = 14,865.36/x
  3. Step 3: Cross multiply
    27,440.60x = 37,868 × 14,865.36
  4. Step 4: Simplify right side
    27,440.60x = 562,921,452.48
  5. Step 5: Solve for x
    x = 562,921,452.48/27,440.60
  6. Step 6: Final answer
    x = 20,514.18

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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.