Home / 25,000.80-34,504.56-14,386.56

Finding the Fourth Proportional to 25,000.80, 34,504.56 and 14,386.56

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Solution

The fourth proportional to 25,000.80, 34,504.56 and 14,386.56 is: 19,855.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,000.80 : 34,504.56 = 14,386.56 : x
  2. Step 2: Convert to fraction form
    25,000.80/34,504.56 = 14,386.56/x
  3. Step 3: Cross multiply
    25,000.80x = 34,504.56 × 14,386.56
  4. Step 4: Simplify right side
    25,000.80x = 496,401,922.71
  5. Step 5: Solve for x
    x = 496,401,922.71/25,000.80
  6. Step 6: Final answer
    x = 19,855.44

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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.