Home / 27,723.84-38,263.22-17,656.62

Finding the Fourth Proportional to 27,723.84, 38,263.22 and 17,656.62

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Solution

The fourth proportional to 27,723.84, 38,263.22 and 17,656.62 is: 24,368.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,723.84 : 38,263.22 = 17,656.62 : x
  2. Step 2: Convert to fraction form
    27,723.84/38,263.22 = 17,656.62/x
  3. Step 3: Cross multiply
    27,723.84x = 38,263.22 × 17,656.62
  4. Step 4: Simplify right side
    27,723.84x = 675,599,135.52
  5. Step 5: Solve for x
    x = 675,599,135.52/27,723.84
  6. Step 6: Final answer
    x = 24,368.89

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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.