Home / 23,176.67-31,983.80-12,566.34

Finding the Fourth Proportional to 23,176.67, 31,983.80 and 12,566.34

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Solution

The fourth proportional to 23,176.67, 31,983.80 and 12,566.34 is: 17,341.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,176.67 : 31,983.80 = 12,566.34 : x
  2. Step 2: Convert to fraction form
    23,176.67/31,983.80 = 12,566.34/x
  3. Step 3: Cross multiply
    23,176.67x = 31,983.80 × 12,566.34
  4. Step 4: Simplify right side
    23,176.67x = 401,919,242.46
  5. Step 5: Solve for x
    x = 401,919,242.46/23,176.67
  6. Step 6: Final answer
    x = 17,341.55

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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.