Home / 33,317.60-45,977.54-18,210.29

Finding the Fourth Proportional to 33,317.60, 45,977.54 and 18,210.29

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Solution

The fourth proportional to 33,317.60, 45,977.54 and 18,210.29 is: 25,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,317.60 : 45,977.54 = 18,210.29 : x
  2. Step 2: Convert to fraction form
    33,317.60/45,977.54 = 18,210.29/x
  3. Step 3: Cross multiply
    33,317.60x = 45,977.54 × 18,210.29
  4. Step 4: Simplify right side
    33,317.60x = 837,264,015.95
  5. Step 5: Solve for x
    x = 837,264,015.95/33,317.60
  6. Step 6: Final answer
    x = 25,129.79

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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.