Home / 45,432.51-68,156.91-15,449.55

Finding the Fourth Proportional to 45,432.51, 68,156.91 and 15,449.55

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Solution

The fourth proportional to 45,432.51, 68,156.91 and 15,449.55 is: 23,177.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,432.51 : 68,156.91 = 15,449.55 : x
  2. Step 2: Convert to fraction form
    45,432.51/68,156.91 = 15,449.55/x
  3. Step 3: Cross multiply
    45,432.51x = 68,156.91 × 15,449.55
  4. Step 4: Simplify right side
    45,432.51x = 1,052,993,588.89
  5. Step 5: Solve for x
    x = 1,052,993,588.89/45,432.51
  6. Step 6: Final answer
    x = 23,177.09

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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.