Home / 25,354.90-34,984.29-14,739.10

Finding the Fourth Proportional to 25,354.90, 34,984.29 and 14,739.10

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Solution

The fourth proportional to 25,354.90, 34,984.29 and 14,739.10 is: 20,336.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,354.90 : 34,984.29 = 14,739.10 : x
  2. Step 2: Convert to fraction form
    25,354.90/34,984.29 = 14,739.10/x
  3. Step 3: Cross multiply
    25,354.90x = 34,984.29 × 14,739.10
  4. Step 4: Simplify right side
    25,354.90x = 515,636,948.74
  5. Step 5: Solve for x
    x = 515,636,948.74/25,354.90
  6. Step 6: Final answer
    x = 20,336.78

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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.