Home / 27,318.84-40,988.04-11,527.80

Finding the Fourth Proportional to 27,318.84, 40,988.04 and 11,527.80

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Solution

The fourth proportional to 27,318.84, 40,988.04 and 11,527.80 is: 17,295.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,318.84 : 40,988.04 = 11,527.80 : x
  2. Step 2: Convert to fraction form
    27,318.84/40,988.04 = 11,527.80/x
  3. Step 3: Cross multiply
    27,318.84x = 40,988.04 × 11,527.80
  4. Step 4: Simplify right side
    27,318.84x = 472,501,927.51
  5. Step 5: Solve for x
    x = 472,501,927.51/27,318.84
  6. Step 6: Final answer
    x = 17,295.83

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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.