Home / 30,142.08-41,595.60-16,713.36

Finding the Fourth Proportional to 30,142.08, 41,595.60 and 16,713.36

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Solution

The fourth proportional to 30,142.08, 41,595.60 and 16,713.36 is: 23,064.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,142.08 : 41,595.60 = 16,713.36 : x
  2. Step 2: Convert to fraction form
    30,142.08/41,595.60 = 16,713.36/x
  3. Step 3: Cross multiply
    30,142.08x = 41,595.60 × 16,713.36
  4. Step 4: Simplify right side
    30,142.08x = 695,202,237.22
  5. Step 5: Solve for x
    x = 695,202,237.22/30,142.08
  6. Step 6: Final answer
    x = 23,064.18

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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.