Home / 30,812.90-46,219.35-29,603.30

Finding the Fourth Proportional to 30,812.90, 46,219.35 and 29,603.30

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Solution

The fourth proportional to 30,812.90, 46,219.35 and 29,603.30 is: 44,404.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,812.90 : 46,219.35 = 29,603.30 : x
  2. Step 2: Convert to fraction form
    30,812.90/46,219.35 = 29,603.30/x
  3. Step 3: Cross multiply
    30,812.90x = 46,219.35 × 29,603.30
  4. Step 4: Simplify right side
    30,812.90x = 1,368,245,283.86
  5. Step 5: Solve for x
    x = 1,368,245,283.86/30,812.90
  6. Step 6: Final answer
    x = 44,404.95

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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.