Home / 45,273.12-67,913.31-17,206.62

Finding the Fourth Proportional to 45,273.12, 67,913.31 and 17,206.62

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Solution

The fourth proportional to 45,273.12, 67,913.31 and 17,206.62 is: 25,811.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,273.12 : 67,913.31 = 17,206.62 : x
  2. Step 2: Convert to fraction form
    45,273.12/67,913.31 = 17,206.62/x
  3. Step 3: Cross multiply
    45,273.12x = 67,913.31 × 17,206.62
  4. Step 4: Simplify right side
    45,273.12x = 1,168,558,518.11
  5. Step 5: Solve for x
    x = 1,168,558,518.11/45,273.12
  6. Step 6: Final answer
    x = 25,811.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.