Home / 34,869.57-48,120.51-18,954.02

Finding the Fourth Proportional to 34,869.57, 48,120.51 and 18,954.02

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Solution

The fourth proportional to 34,869.57, 48,120.51 and 18,954.02 is: 26,156.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,869.57 : 48,120.51 = 18,954.02 : x
  2. Step 2: Convert to fraction form
    34,869.57/48,120.51 = 18,954.02/x
  3. Step 3: Cross multiply
    34,869.57x = 48,120.51 × 18,954.02
  4. Step 4: Simplify right side
    34,869.57x = 912,076,868.35
  5. Step 5: Solve for x
    x = 912,076,868.35/34,869.57
  6. Step 6: Final answer
    x = 26,156.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.