Home / 19,733.42-27,234-10,782.28

Finding the Fourth Proportional to 19,733.42, 27,234 and 10,782.28

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Solution

The fourth proportional to 19,733.42, 27,234 and 10,782.28 is: 14,880.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,733.42 : 27,234 = 10,782.28 : x
  2. Step 2: Convert to fraction form
    19,733.42/27,234 = 10,782.28/x
  3. Step 3: Cross multiply
    19,733.42x = 27,234 × 10,782.28
  4. Step 4: Simplify right side
    19,733.42x = 293,644,477.35
  5. Step 5: Solve for x
    x = 293,644,477.35/19,733.42
  6. Step 6: Final answer
    x = 14,880.57

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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.