Home / 18,328.94-27,487.91-9,559.07

Finding the Fourth Proportional to 18,328.94, 27,487.91 and 9,559.07

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Solution

The fourth proportional to 18,328.94, 27,487.91 and 9,559.07 is: 14,335.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,328.94 : 27,487.91 = 9,559.07 : x
  2. Step 2: Convert to fraction form
    18,328.94/27,487.91 = 9,559.07/x
  3. Step 3: Cross multiply
    18,328.94x = 27,487.91 × 9,559.07
  4. Step 4: Simplify right side
    18,328.94x = 262,758,670.61
  5. Step 5: Solve for x
    x = 262,758,670.61/18,328.94
  6. Step 6: Final answer
    x = 14,335.73

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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.