Home / 18,176.40-27,254.88-6,483.24

Finding the Fourth Proportional to 18,176.40, 27,254.88 and 6,483.24

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Solution

The fourth proportional to 18,176.40, 27,254.88 and 6,483.24 is: 9,721.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.40 : 27,254.88 = 6,483.24 : x
  2. Step 2: Convert to fraction form
    18,176.40/27,254.88 = 6,483.24/x
  3. Step 3: Cross multiply
    18,176.40x = 27,254.88 × 6,483.24
  4. Step 4: Simplify right side
    18,176.40x = 176,699,928.21
  5. Step 5: Solve for x
    x = 176,699,928.21/18,176.40
  6. Step 6: Final answer
    x = 9,721.39

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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.