Home / 30,027.13-41,437.43-16,779.13

Finding the Fourth Proportional to 30,027.13, 41,437.43 and 16,779.13

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Solution

The fourth proportional to 30,027.13, 41,437.43 and 16,779.13 is: 23,155.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,027.13 : 41,437.43 = 16,779.13 : x
  2. Step 2: Convert to fraction form
    30,027.13/41,437.43 = 16,779.13/x
  3. Step 3: Cross multiply
    30,027.13x = 41,437.43 × 16,779.13
  4. Step 4: Simplify right side
    30,027.13x = 695,284,024.84
  5. Step 5: Solve for x
    x = 695,284,024.84/30,027.13
  6. Step 6: Final answer
    x = 23,155.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.