Home / 45,988.41-68,982.59-12,254.44

Finding the Fourth Proportional to 45,988.41, 68,982.59 and 12,254.44

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Solution

The fourth proportional to 45,988.41, 68,982.59 and 12,254.44 is: 18,381.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,988.41 : 68,982.59 = 12,254.44 : x
  2. Step 2: Convert to fraction form
    45,988.41/68,982.59 = 12,254.44/x
  3. Step 3: Cross multiply
    45,988.41x = 68,982.59 × 12,254.44
  4. Step 4: Simplify right side
    45,988.41x = 845,342,928.79
  5. Step 5: Solve for x
    x = 845,342,928.79/45,988.41
  6. Step 6: Final answer
    x = 18,381.65

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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.