Home / 14,538.96-20,061.36-13,800.96

Finding the Fourth Proportional to 14,538.96, 20,061.36 and 13,800.96

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Solution

The fourth proportional to 14,538.96, 20,061.36 and 13,800.96 is: 19,043.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,538.96 : 20,061.36 = 13,800.96 : x
  2. Step 2: Convert to fraction form
    14,538.96/20,061.36 = 13,800.96/x
  3. Step 3: Cross multiply
    14,538.96x = 20,061.36 × 13,800.96
  4. Step 4: Simplify right side
    14,538.96x = 276,866,026.91
  5. Step 5: Solve for x
    x = 276,866,026.91/14,538.96
  6. Step 6: Final answer
    x = 19,043.04

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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.