Home / 11,443.80-17,133.30-10,277.40

Finding the Fourth Proportional to 11,443.80, 17,133.30 and 10,277.40

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Solution

The fourth proportional to 11,443.80, 17,133.30 and 10,277.40 is: 15,387.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,443.80 : 17,133.30 = 10,277.40 : x
  2. Step 2: Convert to fraction form
    11,443.80/17,133.30 = 10,277.40/x
  3. Step 3: Cross multiply
    11,443.80x = 17,133.30 × 10,277.40
  4. Step 4: Simplify right side
    11,443.80x = 176,085,777.42
  5. Step 5: Solve for x
    x = 176,085,777.42/11,443.80
  6. Step 6: Final answer
    x = 15,387.00

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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.