Home / 34,421.99-47,504.75-20,283.03

Finding the Fourth Proportional to 34,421.99, 47,504.75 and 20,283.03

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Solution

The fourth proportional to 34,421.99, 47,504.75 and 20,283.03 is: 27,992.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,421.99 : 47,504.75 = 20,283.03 : x
  2. Step 2: Convert to fraction form
    34,421.99/47,504.75 = 20,283.03/x
  3. Step 3: Cross multiply
    34,421.99x = 47,504.75 × 20,283.03
  4. Step 4: Simplify right side
    34,421.99x = 963,540,167.98
  5. Step 5: Solve for x
    x = 963,540,167.98/34,421.99
  6. Step 6: Final answer
    x = 27,992.00

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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.