Home / 51,021.18-70,428.84-34,019.22

Finding the Fourth Proportional to 51,021.18, 70,428.84 and 34,019.22

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Solution

The fourth proportional to 51,021.18, 70,428.84 and 34,019.22 is: 46,959.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,021.18 : 70,428.84 = 34,019.22 : x
  2. Step 2: Convert to fraction form
    51,021.18/70,428.84 = 34,019.22/x
  3. Step 3: Cross multiply
    51,021.18x = 70,428.84 × 34,019.22
  4. Step 4: Simplify right side
    51,021.18x = 2,395,934,202.30
  5. Step 5: Solve for x
    x = 2,395,934,202.30/51,021.18
  6. Step 6: Final answer
    x = 46,959.60

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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.