Home / 19,732.48-27,222.76-14,570.72

Finding the Fourth Proportional to 19,732.48, 27,222.76 and 14,570.72

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Solution

The fourth proportional to 19,732.48, 27,222.76 and 14,570.72 is: 20,101.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,732.48 : 27,222.76 = 14,570.72 : x
  2. Step 2: Convert to fraction form
    19,732.48/27,222.76 = 14,570.72/x
  3. Step 3: Cross multiply
    19,732.48x = 27,222.76 × 14,570.72
  4. Step 4: Simplify right side
    19,732.48x = 396,655,371.39
  5. Step 5: Solve for x
    x = 396,655,371.39/19,732.48
  6. Step 6: Final answer
    x = 20,101.65

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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.