Home / 35,133.90-48,485.13-19,218

Finding the Fourth Proportional to 35,133.90, 48,485.13 and 19,218

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Solution

The fourth proportional to 35,133.90, 48,485.13 and 19,218 is: 26,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,133.90 : 48,485.13 = 19,218 : x
  2. Step 2: Convert to fraction form
    35,133.90/48,485.13 = 19,218/x
  3. Step 3: Cross multiply
    35,133.90x = 48,485.13 × 19,218
  4. Step 4: Simplify right side
    35,133.90x = 931,787,228.34
  5. Step 5: Solve for x
    x = 931,787,228.34/35,133.90
  6. Step 6: Final answer
    x = 26,521.03

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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.