Home / 45,431.19-68,146.83-15,841.89

Finding the Fourth Proportional to 45,431.19, 68,146.83 and 15,841.89

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Solution

The fourth proportional to 45,431.19, 68,146.83 and 15,841.89 is: 23,762.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,431.19 : 68,146.83 = 15,841.89 : x
  2. Step 2: Convert to fraction form
    45,431.19/68,146.83 = 15,841.89/x
  3. Step 3: Cross multiply
    45,431.19x = 68,146.83 × 15,841.89
  4. Step 4: Simplify right side
    45,431.19x = 1,079,574,584.71
  5. Step 5: Solve for x
    x = 1,079,574,584.71/45,431.19
  6. Step 6: Final answer
    x = 23,762.85

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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.