Home / 27,132.58-40,688.70-9,358.30

Finding the Fourth Proportional to 27,132.58, 40,688.70 and 9,358.30

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Solution

The fourth proportional to 27,132.58, 40,688.70 and 9,358.30 is: 14,033.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,132.58 : 40,688.70 = 9,358.30 : x
  2. Step 2: Convert to fraction form
    27,132.58/40,688.70 = 9,358.30/x
  3. Step 3: Cross multiply
    27,132.58x = 40,688.70 × 9,358.30
  4. Step 4: Simplify right side
    27,132.58x = 380,777,061.21
  5. Step 5: Solve for x
    x = 380,777,061.21/27,132.58
  6. Step 6: Final answer
    x = 14,033.94

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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.