Home / 27,509.91-41,259.99-12,513.53

Finding the Fourth Proportional to 27,509.91, 41,259.99 and 12,513.53

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Solution

The fourth proportional to 27,509.91, 41,259.99 and 12,513.53 is: 18,768.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,509.91 : 41,259.99 = 12,513.53 : x
  2. Step 2: Convert to fraction form
    27,509.91/41,259.99 = 12,513.53/x
  3. Step 3: Cross multiply
    27,509.91x = 41,259.99 × 12,513.53
  4. Step 4: Simplify right side
    27,509.91x = 516,308,122.66
  5. Step 5: Solve for x
    x = 516,308,122.66/27,509.91
  6. Step 6: Final answer
    x = 18,768.08

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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.