Home / 30,019.46-41,427.98-16,591.28

Finding the Fourth Proportional to 30,019.46, 41,427.98 and 16,591.28

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Solution

The fourth proportional to 30,019.46, 41,427.98 and 16,591.28 is: 22,896.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,019.46 : 41,427.98 = 16,591.28 : x
  2. Step 2: Convert to fraction form
    30,019.46/41,427.98 = 16,591.28/x
  3. Step 3: Cross multiply
    30,019.46x = 41,427.98 × 16,591.28
  4. Step 4: Simplify right side
    30,019.46x = 687,343,216.01
  5. Step 5: Solve for x
    x = 687,343,216.01/30,019.46
  6. Step 6: Final answer
    x = 22,896.59

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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.