Home / 14,764.14-20,363-9,459.46

Finding the Fourth Proportional to 14,764.14, 20,363 and 9,459.46

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Solution

The fourth proportional to 14,764.14, 20,363 and 9,459.46 is: 13,046.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.14 : 20,363 = 9,459.46 : x
  2. Step 2: Convert to fraction form
    14,764.14/20,363 = 9,459.46/x
  3. Step 3: Cross multiply
    14,764.14x = 20,363 × 9,459.46
  4. Step 4: Simplify right side
    14,764.14x = 192,622,983.98
  5. Step 5: Solve for x
    x = 192,622,983.98/14,764.14
  6. Step 6: Final answer
    x = 13,046.68

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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.