Home / 27,685.41-41,498.95-13,805.25

Finding the Fourth Proportional to 27,685.41, 41,498.95 and 13,805.25

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Solution

The fourth proportional to 27,685.41, 41,498.95 and 13,805.25 is: 20,693.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685.41 : 41,498.95 = 13,805.25 : x
  2. Step 2: Convert to fraction form
    27,685.41/41,498.95 = 13,805.25/x
  3. Step 3: Cross multiply
    27,685.41x = 41,498.95 × 13,805.25
  4. Step 4: Simplify right side
    27,685.41x = 572,903,379.49
  5. Step 5: Solve for x
    x = 572,903,379.49/27,685.41
  6. Step 6: Final answer
    x = 20,693.33

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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.