Home / 43,121.34-64,692.77-15,041.79

Finding the Fourth Proportional to 43,121.34, 64,692.77 and 15,041.79

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Solution

The fourth proportional to 43,121.34, 64,692.77 and 15,041.79 is: 22,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,121.34 : 64,692.77 = 15,041.79 : x
  2. Step 2: Convert to fraction form
    43,121.34/64,692.77 = 15,041.79/x
  3. Step 3: Cross multiply
    43,121.34x = 64,692.77 × 15,041.79
  4. Step 4: Simplify right side
    43,121.34x = 973,094,985.65
  5. Step 5: Solve for x
    x = 973,094,985.65/43,121.34
  6. Step 6: Final answer
    x = 22,566.44

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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.