Home / 28,614.81-39,486.28-16,037.13

Finding the Fourth Proportional to 28,614.81, 39,486.28 and 16,037.13

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Solution

The fourth proportional to 28,614.81, 39,486.28 and 16,037.13 is: 22,130.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,614.81 : 39,486.28 = 16,037.13 : x
  2. Step 2: Convert to fraction form
    28,614.81/39,486.28 = 16,037.13/x
  3. Step 3: Cross multiply
    28,614.81x = 39,486.28 × 16,037.13
  4. Step 4: Simplify right side
    28,614.81x = 633,246,605.58
  5. Step 5: Solve for x
    x = 633,246,605.58/28,614.81
  6. Step 6: Final answer
    x = 22,130.03

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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.