Home / 27,355.41-37,750.47-14,780.16

Finding the Fourth Proportional to 27,355.41, 37,750.47 and 14,780.16

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Solution

The fourth proportional to 27,355.41, 37,750.47 and 14,780.16 is: 20,396.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,355.41 : 37,750.47 = 14,780.16 : x
  2. Step 2: Convert to fraction form
    27,355.41/37,750.47 = 14,780.16/x
  3. Step 3: Cross multiply
    27,355.41x = 37,750.47 × 14,780.16
  4. Step 4: Simplify right side
    27,355.41x = 557,957,986.68
  5. Step 5: Solve for x
    x = 557,957,986.68/27,355.41
  6. Step 6: Final answer
    x = 20,396.62

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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.