Home / 18,256.34-27,389.37-5,776.60

Finding the Fourth Proportional to 18,256.34, 27,389.37 and 5,776.60

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Solution

The fourth proportional to 18,256.34, 27,389.37 and 5,776.60 is: 8,666.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,256.34 : 27,389.37 = 5,776.60 : x
  2. Step 2: Convert to fraction form
    18,256.34/27,389.37 = 5,776.60/x
  3. Step 3: Cross multiply
    18,256.34x = 27,389.37 × 5,776.60
  4. Step 4: Simplify right side
    18,256.34x = 158,217,434.74
  5. Step 5: Solve for x
    x = 158,217,434.74/18,256.34
  6. Step 6: Final answer
    x = 8,666.44

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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.