Home / 20,600.46-28,383.30-14,547.96

Finding the Fourth Proportional to 20,600.46, 28,383.30 and 14,547.96

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Solution

The fourth proportional to 20,600.46, 28,383.30 and 14,547.96 is: 20,044.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,600.46 : 28,383.30 = 14,547.96 : x
  2. Step 2: Convert to fraction form
    20,600.46/28,383.30 = 14,547.96/x
  3. Step 3: Cross multiply
    20,600.46x = 28,383.30 × 14,547.96
  4. Step 4: Simplify right side
    20,600.46x = 412,919,113.07
  5. Step 5: Solve for x
    x = 412,919,113.07/20,600.46
  6. Step 6: Final answer
    x = 20,044.17

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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.