Home / 30,955.18-46,387.24-18,291.91

Finding the Fourth Proportional to 30,955.18, 46,387.24 and 18,291.91

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Solution

The fourth proportional to 30,955.18, 46,387.24 and 18,291.91 is: 27,410.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,955.18 : 46,387.24 = 18,291.91 : x
  2. Step 2: Convert to fraction form
    30,955.18/46,387.24 = 18,291.91/x
  3. Step 3: Cross multiply
    30,955.18x = 46,387.24 × 18,291.91
  4. Step 4: Simplify right side
    30,955.18x = 848,511,219.23
  5. Step 5: Solve for x
    x = 848,511,219.23/30,955.18
  6. Step 6: Final answer
    x = 27,410.96

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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.