Home / 40,655.46-60,968-13,993.98

Finding the Fourth Proportional to 40,655.46, 60,968 and 13,993.98

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Solution

The fourth proportional to 40,655.46, 60,968 and 13,993.98 is: 20,985.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,655.46 : 60,968 = 13,993.98 : x
  2. Step 2: Convert to fraction form
    40,655.46/60,968 = 13,993.98/x
  3. Step 3: Cross multiply
    40,655.46x = 60,968 × 13,993.98
  4. Step 4: Simplify right side
    40,655.46x = 853,184,972.64
  5. Step 5: Solve for x
    x = 853,184,972.64/40,655.46
  6. Step 6: Final answer
    x = 20,985.74

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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.