Home / 14,954.55-20,637.17-8,240.02

Finding the Fourth Proportional to 14,954.55, 20,637.17 and 8,240.02

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Solution

The fourth proportional to 14,954.55, 20,637.17 and 8,240.02 is: 11,371.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,954.55 : 20,637.17 = 8,240.02 : x
  2. Step 2: Convert to fraction form
    14,954.55/20,637.17 = 8,240.02/x
  3. Step 3: Cross multiply
    14,954.55x = 20,637.17 × 8,240.02
  4. Step 4: Simplify right side
    14,954.55x = 170,050,693.54
  5. Step 5: Solve for x
    x = 170,050,693.54/14,954.55
  6. Step 6: Final answer
    x = 11,371.17

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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.