Home / 14,654.16-21,983.06-4,790.79

Finding the Fourth Proportional to 14,654.16, 21,983.06 and 4,790.79

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Solution

The fourth proportional to 14,654.16, 21,983.06 and 4,790.79 is: 7,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654.16 : 21,983.06 = 4,790.79 : x
  2. Step 2: Convert to fraction form
    14,654.16/21,983.06 = 4,790.79/x
  3. Step 3: Cross multiply
    14,654.16x = 21,983.06 × 4,790.79
  4. Step 4: Simplify right side
    14,654.16x = 105,316,235.99
  5. Step 5: Solve for x
    x = 105,316,235.99/14,654.16
  6. Step 6: Final answer
    x = 7,186.78

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1.5x scale

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.