Home / 33,056.54-45,625.21-20,316.40

Finding the Fourth Proportional to 33,056.54, 45,625.21 and 20,316.40

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Solution

The fourth proportional to 33,056.54, 45,625.21 and 20,316.40 is: 28,041.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,056.54 : 45,625.21 = 20,316.40 : x
  2. Step 2: Convert to fraction form
    33,056.54/45,625.21 = 20,316.40/x
  3. Step 3: Cross multiply
    33,056.54x = 45,625.21 × 20,316.40
  4. Step 4: Simplify right side
    33,056.54x = 926,939,851.59
  5. Step 5: Solve for x
    x = 926,939,851.59/33,056.54
  6. Step 6: Final answer
    x = 28,041.04

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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.