Home / 14,627.36-20,176.08-14,120.48

Finding the Fourth Proportional to 14,627.36, 20,176.08 and 14,120.48

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Solution

The fourth proportional to 14,627.36, 20,176.08 and 14,120.48 is: 19,476.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627.36 : 20,176.08 = 14,120.48 : x
  2. Step 2: Convert to fraction form
    14,627.36/20,176.08 = 14,120.48/x
  3. Step 3: Cross multiply
    14,627.36x = 20,176.08 × 14,120.48
  4. Step 4: Simplify right side
    14,627.36x = 284,895,934.12
  5. Step 5: Solve for x
    x = 284,895,934.12/14,627.36
  6. Step 6: Final answer
    x = 19,476.92

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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.