Home / 14,770.89-20,378.61-9,468.63

Finding the Fourth Proportional to 14,770.89, 20,378.61 and 9,468.63

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Solution

The fourth proportional to 14,770.89, 20,378.61 and 9,468.63 is: 13,063.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,770.89 : 20,378.61 = 9,468.63 : x
  2. Step 2: Convert to fraction form
    14,770.89/20,378.61 = 9,468.63/x
  3. Step 3: Cross multiply
    14,770.89x = 20,378.61 × 9,468.63
  4. Step 4: Simplify right side
    14,770.89x = 192,957,518.00
  5. Step 5: Solve for x
    x = 192,957,518.00/14,770.89
  6. Step 6: Final answer
    x = 13,063.36

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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.