Home / 22,950.18-31,656.96-13,516.92

Finding the Fourth Proportional to 22,950.18, 31,656.96 and 13,516.92

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Solution

The fourth proportional to 22,950.18, 31,656.96 and 13,516.92 is: 18,644.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,950.18 : 31,656.96 = 13,516.92 : x
  2. Step 2: Convert to fraction form
    22,950.18/31,656.96 = 13,516.92/x
  3. Step 3: Cross multiply
    22,950.18x = 31,656.96 × 13,516.92
  4. Step 4: Simplify right side
    22,950.18x = 427,904,595.76
  5. Step 5: Solve for x
    x = 427,904,595.76/22,950.18
  6. Step 6: Final answer
    x = 18,644.93

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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.