Home / 58,680.86-87,995.16-18,692.47

Finding the Fourth Proportional to 58,680.86, 87,995.16 and 18,692.47

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Solution

The fourth proportional to 58,680.86, 87,995.16 and 18,692.47 is: 28,030.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,680.86 : 87,995.16 = 18,692.47 : x
  2. Step 2: Convert to fraction form
    58,680.86/87,995.16 = 18,692.47/x
  3. Step 3: Cross multiply
    58,680.86x = 87,995.16 × 18,692.47
  4. Step 4: Simplify right side
    58,680.86x = 1,644,846,998.44
  5. Step 5: Solve for x
    x = 1,644,846,998.44/58,680.86
  6. Step 6: Final answer
    x = 28,030.39

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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.