Home / 31,098.08-46,638.45-8,603.34

Finding the Fourth Proportional to 31,098.08, 46,638.45 and 8,603.34

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Solution

The fourth proportional to 31,098.08, 46,638.45 and 8,603.34 is: 12,902.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,098.08 : 46,638.45 = 8,603.34 : x
  2. Step 2: Convert to fraction form
    31,098.08/46,638.45 = 8,603.34/x
  3. Step 3: Cross multiply
    31,098.08x = 46,638.45 × 8,603.34
  4. Step 4: Simplify right side
    31,098.08x = 401,246,442.42
  5. Step 5: Solve for x
    x = 401,246,442.42/31,098.08
  6. Step 6: Final answer
    x = 12,902.61

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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.