Home / 40,726.07-61,051.51-28,251.98

Finding the Fourth Proportional to 40,726.07, 61,051.51 and 28,251.98

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Solution

The fourth proportional to 40,726.07, 61,051.51 and 28,251.98 is: 42,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,726.07 : 61,051.51 = 28,251.98 : x
  2. Step 2: Convert to fraction form
    40,726.07/61,051.51 = 28,251.98/x
  3. Step 3: Cross multiply
    40,726.07x = 61,051.51 × 28,251.98
  4. Step 4: Simplify right side
    40,726.07x = 1,724,826,039.49
  5. Step 5: Solve for x
    x = 1,724,826,039.49/40,726.07
  6. Step 6: Final answer
    x = 42,351.89

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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.