Home / 25,558.98-38,339.82-8,030.18

Finding the Fourth Proportional to 25,558.98, 38,339.82 and 8,030.18

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Solution

The fourth proportional to 25,558.98, 38,339.82 and 8,030.18 is: 12,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,558.98 : 38,339.82 = 8,030.18 : x
  2. Step 2: Convert to fraction form
    25,558.98/38,339.82 = 8,030.18/x
  3. Step 3: Cross multiply
    25,558.98x = 38,339.82 × 8,030.18
  4. Step 4: Simplify right side
    25,558.98x = 307,875,464.07
  5. Step 5: Solve for x
    x = 307,875,464.07/25,558.98
  6. Step 6: Final answer
    x = 12,045.69

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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.