Home / 25,029.79-34,539.13-14,420.27

Finding the Fourth Proportional to 25,029.79, 34,539.13 and 14,420.27

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Solution

The fourth proportional to 25,029.79, 34,539.13 and 14,420.27 is: 19,898.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,029.79 : 34,539.13 = 14,420.27 : x
  2. Step 2: Convert to fraction form
    25,029.79/34,539.13 = 14,420.27/x
  3. Step 3: Cross multiply
    25,029.79x = 34,539.13 × 14,420.27
  4. Step 4: Simplify right side
    25,029.79x = 498,063,580.17
  5. Step 5: Solve for x
    x = 498,063,580.17/25,029.79
  6. Step 6: Final answer
    x = 19,898.83

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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.