Home / 27,155.70-40,732.26-9,628.08

Finding the Fourth Proportional to 27,155.70, 40,732.26 and 9,628.08

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Solution

The fourth proportional to 27,155.70, 40,732.26 and 9,628.08 is: 14,441.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,155.70 : 40,732.26 = 9,628.08 : x
  2. Step 2: Convert to fraction form
    27,155.70/40,732.26 = 9,628.08/x
  3. Step 3: Cross multiply
    27,155.70x = 40,732.26 × 9,628.08
  4. Step 4: Simplify right side
    27,155.70x = 392,173,457.86
  5. Step 5: Solve for x
    x = 392,173,457.86/27,155.70
  6. Step 6: Final answer
    x = 14,441.66

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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.