Home / 33,427.48-46,130.27-18,319.80

Finding the Fourth Proportional to 33,427.48, 46,130.27 and 18,319.80

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Solution

The fourth proportional to 33,427.48, 46,130.27 and 18,319.80 is: 25,281.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,427.48 : 46,130.27 = 18,319.80 : x
  2. Step 2: Convert to fraction form
    33,427.48/46,130.27 = 18,319.80/x
  3. Step 3: Cross multiply
    33,427.48x = 46,130.27 × 18,319.80
  4. Step 4: Simplify right side
    33,427.48x = 845,097,539.13
  5. Step 5: Solve for x
    x = 845,097,539.13/33,427.48
  6. Step 6: Final answer
    x = 25,281.52

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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.