Home / 32,955.73-45,480.90-20,210.38

Finding the Fourth Proportional to 32,955.73, 45,480.90 and 20,210.38

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Solution

The fourth proportional to 32,955.73, 45,480.90 and 20,210.38 is: 27,891.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,955.73 : 45,480.90 = 20,210.38 : x
  2. Step 2: Convert to fraction form
    32,955.73/45,480.90 = 20,210.38/x
  3. Step 3: Cross multiply
    32,955.73x = 45,480.90 × 20,210.38
  4. Step 4: Simplify right side
    32,955.73x = 919,186,271.74
  5. Step 5: Solve for x
    x = 919,186,271.74/32,955.73
  6. Step 6: Final answer
    x = 27,891.55

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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.