Home / 14,640.28-20,182.48-10,441.24

Finding the Fourth Proportional to 14,640.28, 20,182.48 and 10,441.24

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Solution

The fourth proportional to 14,640.28, 20,182.48 and 10,441.24 is: 14,393.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640.28 : 20,182.48 = 10,441.24 : x
  2. Step 2: Convert to fraction form
    14,640.28/20,182.48 = 10,441.24/x
  3. Step 3: Cross multiply
    14,640.28x = 20,182.48 × 10,441.24
  4. Step 4: Simplify right side
    14,640.28x = 210,730,117.48
  5. Step 5: Solve for x
    x = 210,730,117.48/14,640.28
  6. Step 6: Final answer
    x = 14,393.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.