Home / 28,554.86-42,835.14-9,832.41

Finding the Fourth Proportional to 28,554.86, 42,835.14 and 9,832.41

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Solution

The fourth proportional to 28,554.86, 42,835.14 and 9,832.41 is: 14,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,554.86 : 42,835.14 = 9,832.41 : x
  2. Step 2: Convert to fraction form
    28,554.86/42,835.14 = 9,832.41/x
  3. Step 3: Cross multiply
    28,554.86x = 42,835.14 × 9,832.41
  4. Step 4: Simplify right side
    28,554.86x = 421,172,658.89
  5. Step 5: Solve for x
    x = 421,172,658.89/28,554.86
  6. Step 6: Final answer
    x = 14,749.60

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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.