Home / 27,364.15-37,744.54-18,866.63

Finding the Fourth Proportional to 27,364.15, 37,744.54 and 18,866.63

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Solution

The fourth proportional to 27,364.15, 37,744.54 and 18,866.63 is: 26,023.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,364.15 : 37,744.54 = 18,866.63 : x
  2. Step 2: Convert to fraction form
    27,364.15/37,744.54 = 18,866.63/x
  3. Step 3: Cross multiply
    27,364.15x = 37,744.54 × 18,866.63
  4. Step 4: Simplify right side
    27,364.15x = 712,112,503.63
  5. Step 5: Solve for x
    x = 712,112,503.63/27,364.15
  6. Step 6: Final answer
    x = 26,023.55

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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.