Home / 33,818.60-46,688.45-20,393.25

Finding the Fourth Proportional to 33,818.60, 46,688.45 and 20,393.25

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Solution

The fourth proportional to 33,818.60, 46,688.45 and 20,393.25 is: 28,154.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,818.60 : 46,688.45 = 20,393.25 : x
  2. Step 2: Convert to fraction form
    33,818.60/46,688.45 = 20,393.25/x
  3. Step 3: Cross multiply
    33,818.60x = 46,688.45 × 20,393.25
  4. Step 4: Simplify right side
    33,818.60x = 952,129,131.00
  5. Step 5: Solve for x
    x = 952,129,131.00/33,818.60
  6. Step 6: Final answer
    x = 28,154.01

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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.