Home / 28,813.59-39,763.50-16,068.87

Finding the Fourth Proportional to 28,813.59, 39,763.50 and 16,068.87

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Solution

The fourth proportional to 28,813.59, 39,763.50 and 16,068.87 is: 22,175.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,813.59 : 39,763.50 = 16,068.87 : x
  2. Step 2: Convert to fraction form
    28,813.59/39,763.50 = 16,068.87/x
  3. Step 3: Cross multiply
    28,813.59x = 39,763.50 × 16,068.87
  4. Step 4: Simplify right side
    28,813.59x = 638,954,512.25
  5. Step 5: Solve for x
    x = 638,954,512.25/28,813.59
  6. Step 6: Final answer
    x = 22,175.46

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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.