Home / 30,036.21-41,449.23-16,607.12

Finding the Fourth Proportional to 30,036.21, 41,449.23 and 16,607.12

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Solution

The fourth proportional to 30,036.21, 41,449.23 and 16,607.12 is: 22,917.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036.21 : 41,449.23 = 16,607.12 : x
  2. Step 2: Convert to fraction form
    30,036.21/41,449.23 = 16,607.12/x
  3. Step 3: Cross multiply
    30,036.21x = 41,449.23 × 16,607.12
  4. Step 4: Simplify right side
    30,036.21x = 688,352,129.27
  5. Step 5: Solve for x
    x = 688,352,129.27/30,036.21
  6. Step 6: Final answer
    x = 22,917.41

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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.