Home / 14,477.04-19,966.68-9,440.88

Finding the Fourth Proportional to 14,477.04, 19,966.68 and 9,440.88

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Solution

The fourth proportional to 14,477.04, 19,966.68 and 9,440.88 is: 13,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,477.04 : 19,966.68 = 9,440.88 : x
  2. Step 2: Convert to fraction form
    14,477.04/19,966.68 = 9,440.88/x
  3. Step 3: Cross multiply
    14,477.04x = 19,966.68 × 9,440.88
  4. Step 4: Simplify right side
    14,477.04x = 188,503,029.88
  5. Step 5: Solve for x
    x = 188,503,029.88/14,477.04
  6. Step 6: Final answer
    x = 13,020.83

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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.