Home / 28,588.68-39,453.12-16,014.24

Finding the Fourth Proportional to 28,588.68, 39,453.12 and 16,014.24

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Solution

The fourth proportional to 28,588.68, 39,453.12 and 16,014.24 is: 22,100.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,588.68 : 39,453.12 = 16,014.24 : x
  2. Step 2: Convert to fraction form
    28,588.68/39,453.12 = 16,014.24/x
  3. Step 3: Cross multiply
    28,588.68x = 39,453.12 × 16,014.24
  4. Step 4: Simplify right side
    28,588.68x = 631,811,732.43
  5. Step 5: Solve for x
    x = 631,811,732.43/28,588.68
  6. Step 6: Final answer
    x = 22,100.07

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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.