Home / 30,157.38-45,263.34-16,129.26

Finding the Fourth Proportional to 30,157.38, 45,263.34 and 16,129.26

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Solution

The fourth proportional to 30,157.38, 45,263.34 and 16,129.26 is: 24,208.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,157.38 : 45,263.34 = 16,129.26 : x
  2. Step 2: Convert to fraction form
    30,157.38/45,263.34 = 16,129.26/x
  3. Step 3: Cross multiply
    30,157.38x = 45,263.34 × 16,129.26
  4. Step 4: Simplify right side
    30,157.38x = 730,064,179.33
  5. Step 5: Solve for x
    x = 730,064,179.33/30,157.38
  6. Step 6: Final answer
    x = 24,208.47

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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.