Home / 30,122.96-45,148.59-22,702.95

Finding the Fourth Proportional to 30,122.96, 45,148.59 and 22,702.95

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Solution

The fourth proportional to 30,122.96, 45,148.59 and 22,702.95 is: 34,027.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,122.96 : 45,148.59 = 22,702.95 : x
  2. Step 2: Convert to fraction form
    30,122.96/45,148.59 = 22,702.95/x
  3. Step 3: Cross multiply
    30,122.96x = 45,148.59 × 22,702.95
  4. Step 4: Simplify right side
    30,122.96x = 1,025,006,181.34
  5. Step 5: Solve for x
    x = 1,025,006,181.34/30,122.96
  6. Step 6: Final answer
    x = 34,027.41

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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.