Home / 28,685.10-39,594.51-16,753.26

Finding the Fourth Proportional to 28,685.10, 39,594.51 and 16,753.26

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Solution

The fourth proportional to 28,685.10, 39,594.51 and 16,753.26 is: 23,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,685.10 : 39,594.51 = 16,753.26 : x
  2. Step 2: Convert to fraction form
    28,685.10/39,594.51 = 16,753.26/x
  3. Step 3: Cross multiply
    28,685.10x = 39,594.51 × 16,753.26
  4. Step 4: Simplify right side
    28,685.10x = 663,337,120.60
  5. Step 5: Solve for x
    x = 663,337,120.60/28,685.10
  6. Step 6: Final answer
    x = 23,124.80

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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.