Home / 28,588.17-39,451.86-16,012.92

Finding the Fourth Proportional to 28,588.17, 39,451.86 and 16,012.92

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Solution

The fourth proportional to 28,588.17, 39,451.86 and 16,012.92 is: 22,097.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,588.17 : 39,451.86 = 16,012.92 : x
  2. Step 2: Convert to fraction form
    28,588.17/39,451.86 = 16,012.92/x
  3. Step 3: Cross multiply
    28,588.17x = 39,451.86 × 16,012.92
  4. Step 4: Simplify right side
    28,588.17x = 631,739,478.03
  5. Step 5: Solve for x
    x = 631,739,478.03/28,588.17
  6. Step 6: Final answer
    x = 22,097.93

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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.