Home / 51,070.49-76,677.48-26,128.43

Finding the Fourth Proportional to 51,070.49, 76,677.48 and 26,128.43

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Solution

The fourth proportional to 51,070.49, 76,677.48 and 26,128.43 is: 39,229.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,070.49 : 76,677.48 = 26,128.43 : x
  2. Step 2: Convert to fraction form
    51,070.49/76,677.48 = 26,128.43/x
  3. Step 3: Cross multiply
    51,070.49x = 76,677.48 × 26,128.43
  4. Step 4: Simplify right side
    51,070.49x = 2,003,462,168.76
  5. Step 5: Solve for x
    x = 2,003,462,168.76/51,070.49
  6. Step 6: Final answer
    x = 39,229.35

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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.