Home / 27,357.89-37,753.88-14,782.64

Finding the Fourth Proportional to 27,357.89, 37,753.88 and 14,782.64

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Solution

The fourth proportional to 27,357.89, 37,753.88 and 14,782.64 is: 20,400.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,357.89 : 37,753.88 = 14,782.64 : x
  2. Step 2: Convert to fraction form
    27,357.89/37,753.88 = 14,782.64/x
  3. Step 3: Cross multiply
    27,357.89x = 37,753.88 × 14,782.64
  4. Step 4: Simplify right side
    27,357.89x = 558,101,753.96
  5. Step 5: Solve for x
    x = 558,101,753.96/27,357.89
  6. Step 6: Final answer
    x = 20,400.03

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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.