Home / 45,162.95-67,744.43-18,853.34

Finding the Fourth Proportional to 45,162.95, 67,744.43 and 18,853.34

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Solution

The fourth proportional to 45,162.95, 67,744.43 and 18,853.34 is: 28,280.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,162.95 : 67,744.43 = 18,853.34 : x
  2. Step 2: Convert to fraction form
    45,162.95/67,744.43 = 18,853.34/x
  3. Step 3: Cross multiply
    45,162.95x = 67,744.43 × 18,853.34
  4. Step 4: Simplify right side
    45,162.95x = 1,277,208,338.91
  5. Step 5: Solve for x
    x = 1,277,208,338.91/45,162.95
  6. Step 6: Final answer
    x = 28,280.01

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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.