Home / 40,692.40-61,047.93-15,732.64

Finding the Fourth Proportional to 40,692.40, 61,047.93 and 15,732.64

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Solution

The fourth proportional to 40,692.40, 61,047.93 and 15,732.64 is: 23,602.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,692.40 : 61,047.93 = 15,732.64 : x
  2. Step 2: Convert to fraction form
    40,692.40/61,047.93 = 15,732.64/x
  3. Step 3: Cross multiply
    40,692.40x = 61,047.93 × 15,732.64
  4. Step 4: Simplify right side
    40,692.40x = 960,445,105.44
  5. Step 5: Solve for x
    x = 960,445,105.44/40,692.40
  6. Step 6: Final answer
    x = 23,602.57

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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.