Home / 53,632.08-80,423.28-31,452.12

Finding the Fourth Proportional to 53,632.08, 80,423.28 and 31,452.12

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Solution

The fourth proportional to 53,632.08, 80,423.28 and 31,452.12 is: 47,163.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,632.08 : 80,423.28 = 31,452.12 : x
  2. Step 2: Convert to fraction form
    53,632.08/80,423.28 = 31,452.12/x
  3. Step 3: Cross multiply
    53,632.08x = 80,423.28 × 31,452.12
  4. Step 4: Simplify right side
    53,632.08x = 2,529,482,653.35
  5. Step 5: Solve for x
    x = 2,529,482,653.35/53,632.08
  6. Step 6: Final answer
    x = 47,163.61

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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.