Home / 33,209.98-45,828.43-18,102.32

Finding the Fourth Proportional to 33,209.98, 45,828.43 and 18,102.32

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Solution

The fourth proportional to 33,209.98, 45,828.43 and 18,102.32 is: 24,980.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,209.98 : 45,828.43 = 18,102.32 : x
  2. Step 2: Convert to fraction form
    33,209.98/45,828.43 = 18,102.32/x
  3. Step 3: Cross multiply
    33,209.98x = 45,828.43 × 18,102.32
  4. Step 4: Simplify right side
    33,209.98x = 829,600,904.96
  5. Step 5: Solve for x
    x = 829,600,904.96/33,209.98
  6. Step 6: Final answer
    x = 24,980.47

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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.