Home / 27,086.40-40,628.16-9,551.52

Finding the Fourth Proportional to 27,086.40, 40,628.16 and 9,551.52

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Solution

The fourth proportional to 27,086.40, 40,628.16 and 9,551.52 is: 14,326.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,086.40 : 40,628.16 = 9,551.52 : x
  2. Step 2: Convert to fraction form
    27,086.40/40,628.16 = 9,551.52/x
  3. Step 3: Cross multiply
    27,086.40x = 40,628.16 × 9,551.52
  4. Step 4: Simplify right side
    27,086.40x = 388,060,682.80
  5. Step 5: Solve for x
    x = 388,060,682.80/27,086.40
  6. Step 6: Final answer
    x = 14,326.77

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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.