Home / 56,692.76-78,236.04-31,542.24

Finding the Fourth Proportional to 56,692.76, 78,236.04 and 31,542.24

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Solution

The fourth proportional to 56,692.76, 78,236.04 and 31,542.24 is: 43,528.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,692.76 : 78,236.04 = 31,542.24 : x
  2. Step 2: Convert to fraction form
    56,692.76/78,236.04 = 31,542.24/x
  3. Step 3: Cross multiply
    56,692.76x = 78,236.04 × 31,542.24
  4. Step 4: Simplify right side
    56,692.76x = 2,467,739,950.33
  5. Step 5: Solve for x
    x = 2,467,739,950.33/56,692.76
  6. Step 6: Final answer
    x = 43,528.31

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1.5x scale

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.