Home / 28,530.10-39,369.54-16,592.62

Finding the Fourth Proportional to 28,530.10, 39,369.54 and 16,592.62

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Solution

The fourth proportional to 28,530.10, 39,369.54 and 16,592.62 is: 22,896.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,530.10 : 39,369.54 = 16,592.62 : x
  2. Step 2: Convert to fraction form
    28,530.10/39,369.54 = 16,592.62/x
  3. Step 3: Cross multiply
    28,530.10x = 39,369.54 × 16,592.62
  4. Step 4: Simplify right side
    28,530.10x = 653,243,816.79
  5. Step 5: Solve for x
    x = 653,243,816.79/28,530.10
  6. Step 6: Final answer
    x = 22,896.65

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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.