Home / 39,647.48-54,709.58-22,885.88

Finding the Fourth Proportional to 39,647.48, 54,709.58 and 22,885.88

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Solution

The fourth proportional to 39,647.48, 54,709.58 and 22,885.88 is: 31,580.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,647.48 : 54,709.58 = 22,885.88 : x
  2. Step 2: Convert to fraction form
    39,647.48/54,709.58 = 22,885.88/x
  3. Step 3: Cross multiply
    39,647.48x = 54,709.58 × 22,885.88
  4. Step 4: Simplify right side
    39,647.48x = 1,252,076,882.73
  5. Step 5: Solve for x
    x = 1,252,076,882.73/39,647.48
  6. Step 6: Final answer
    x = 31,580.24

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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.