Home / 33,507.90-46,240.56-18,400.50

Finding the Fourth Proportional to 33,507.90, 46,240.56 and 18,400.50

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Solution

The fourth proportional to 33,507.90, 46,240.56 and 18,400.50 is: 25,392.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,507.90 : 46,240.56 = 18,400.50 : x
  2. Step 2: Convert to fraction form
    33,507.90/46,240.56 = 18,400.50/x
  3. Step 3: Cross multiply
    33,507.90x = 46,240.56 × 18,400.50
  4. Step 4: Simplify right side
    33,507.90x = 850,849,424.28
  5. Step 5: Solve for x
    x = 850,849,424.28/33,507.90
  6. Step 6: Final answer
    x = 25,392.50

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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.