Home / 30,719.17-46,007.25-29,878.12

Finding the Fourth Proportional to 30,719.17, 46,007.25 and 29,878.12

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Solution

The fourth proportional to 30,719.17, 46,007.25 and 29,878.12 is: 44,747.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,719.17 : 46,007.25 = 29,878.12 : x
  2. Step 2: Convert to fraction form
    30,719.17/46,007.25 = 29,878.12/x
  3. Step 3: Cross multiply
    30,719.17x = 46,007.25 × 29,878.12
  4. Step 4: Simplify right side
    30,719.17x = 1,374,610,136.37
  5. Step 5: Solve for x
    x = 1,374,610,136.37/30,719.17
  6. Step 6: Final answer
    x = 44,747.63

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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.