Home / 14,615.73-20,174.27-8,332.29

Finding the Fourth Proportional to 14,615.73, 20,174.27 and 8,332.29

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Solution

The fourth proportional to 14,615.73, 20,174.27 and 8,332.29 is: 11,501.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615.73 : 20,174.27 = 8,332.29 : x
  2. Step 2: Convert to fraction form
    14,615.73/20,174.27 = 8,332.29/x
  3. Step 3: Cross multiply
    14,615.73x = 20,174.27 × 8,332.29
  4. Step 4: Simplify right side
    14,615.73x = 168,097,868.18
  5. Step 5: Solve for x
    x = 168,097,868.18/14,615.73
  6. Step 6: Final answer
    x = 11,501.16

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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.