Home / 25,498.90-38,233.50-9,898.30

Finding the Fourth Proportional to 25,498.90, 38,233.50 and 9,898.30

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Solution

The fourth proportional to 25,498.90, 38,233.50 and 9,898.30 is: 14,841.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,498.90 : 38,233.50 = 9,898.30 : x
  2. Step 2: Convert to fraction form
    25,498.90/38,233.50 = 9,898.30/x
  3. Step 3: Cross multiply
    25,498.90x = 38,233.50 × 9,898.30
  4. Step 4: Simplify right side
    25,498.90x = 378,446,653.05
  5. Step 5: Solve for x
    x = 378,446,653.05/25,498.90
  6. Step 6: Final answer
    x = 14,841.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.