Home / 45,433.51-68,158.41-15,450.55

Finding the Fourth Proportional to 45,433.51, 68,158.41 and 15,450.55

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Solution

The fourth proportional to 45,433.51, 68,158.41 and 15,450.55 is: 23,178.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,433.51 : 68,158.41 = 15,450.55 : x
  2. Step 2: Convert to fraction form
    45,433.51/68,158.41 = 15,450.55/x
  3. Step 3: Cross multiply
    45,433.51x = 68,158.41 × 15,450.55
  4. Step 4: Simplify right side
    45,433.51x = 1,053,084,921.63
  5. Step 5: Solve for x
    x = 1,053,084,921.63/45,433.51
  6. Step 6: Final answer
    x = 23,178.59

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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.