Home / 45,853.49-68,790.56-16,271.28

Finding the Fourth Proportional to 45,853.49, 68,790.56 and 16,271.28

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Solution

The fourth proportional to 45,853.49, 68,790.56 and 16,271.28 is: 24,410.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,853.49 : 68,790.56 = 16,271.28 : x
  2. Step 2: Convert to fraction form
    45,853.49/68,790.56 = 16,271.28/x
  3. Step 3: Cross multiply
    45,853.49x = 68,790.56 × 16,271.28
  4. Step 4: Simplify right side
    45,853.49x = 1,119,310,381.76
  5. Step 5: Solve for x
    x = 1,119,310,381.76/45,853.49
  6. Step 6: Final answer
    x = 24,410.58

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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.