Home / 19,350.57-29,026.51-6,871.57

Finding the Fourth Proportional to 19,350.57, 29,026.51 and 6,871.57

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Solution

The fourth proportional to 19,350.57, 29,026.51 and 6,871.57 is: 10,307.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.57 : 29,026.51 = 6,871.57 : x
  2. Step 2: Convert to fraction form
    19,350.57/29,026.51 = 6,871.57/x
  3. Step 3: Cross multiply
    19,350.57x = 29,026.51 × 6,871.57
  4. Step 4: Simplify right side
    19,350.57x = 199,457,605.58
  5. Step 5: Solve for x
    x = 199,457,605.58/19,350.57
  6. Step 6: Final answer
    x = 10,307.58

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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.