Home / 30,779.97-46,172.19-11,058.69

Finding the Fourth Proportional to 30,779.97, 46,172.19 and 11,058.69

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Solution

The fourth proportional to 30,779.97, 46,172.19 and 11,058.69 is: 16,588.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,779.97 : 46,172.19 = 11,058.69 : x
  2. Step 2: Convert to fraction form
    30,779.97/46,172.19 = 11,058.69/x
  3. Step 3: Cross multiply
    30,779.97x = 46,172.19 × 11,058.69
  4. Step 4: Simplify right side
    30,779.97x = 510,603,935.83
  5. Step 5: Solve for x
    x = 510,603,935.83/30,779.97
  6. Step 6: Final answer
    x = 16,588.84

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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.