Home / 45,977.41-68,966.27-12,696.74

Finding the Fourth Proportional to 45,977.41, 68,966.27 and 12,696.74

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Solution

The fourth proportional to 45,977.41, 68,966.27 and 12,696.74 is: 19,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,977.41 : 68,966.27 = 12,696.74 : x
  2. Step 2: Convert to fraction form
    45,977.41/68,966.27 = 12,696.74/x
  3. Step 3: Cross multiply
    45,977.41x = 68,966.27 × 12,696.74
  4. Step 4: Simplify right side
    45,977.41x = 875,646,798.96
  5. Step 5: Solve for x
    x = 875,646,798.96/45,977.41
  6. Step 6: Final answer
    x = 19,045.15

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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.