Home / 28,487.06-39,312.26-16,552.74

Finding the Fourth Proportional to 28,487.06, 39,312.26 and 16,552.74

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Solution

The fourth proportional to 28,487.06, 39,312.26 and 16,552.74 is: 22,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,487.06 : 39,312.26 = 16,552.74 : x
  2. Step 2: Convert to fraction form
    28,487.06/39,312.26 = 16,552.74/x
  3. Step 3: Cross multiply
    28,487.06x = 39,312.26 × 16,552.74
  4. Step 4: Simplify right side
    28,487.06x = 650,725,618.59
  5. Step 5: Solve for x
    x = 650,725,618.59/28,487.06
  6. Step 6: Final answer
    x = 22,842.85

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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.