Home / 15,173.55-22,754.53-4,640.35

Finding the Fourth Proportional to 15,173.55, 22,754.53 and 4,640.35

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Solution

The fourth proportional to 15,173.55, 22,754.53 and 4,640.35 is: 6,958.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,173.55 : 22,754.53 = 4,640.35 : x
  2. Step 2: Convert to fraction form
    15,173.55/22,754.53 = 4,640.35/x
  3. Step 3: Cross multiply
    15,173.55x = 22,754.53 × 4,640.35
  4. Step 4: Simplify right side
    15,173.55x = 105,588,983.29
  5. Step 5: Solve for x
    x = 105,588,983.29/15,173.55
  6. Step 6: Final answer
    x = 6,958.75

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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.