Home / 28,592.06-39,457.05-16,016.81

Finding the Fourth Proportional to 28,592.06, 39,457.05 and 16,016.81

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Solution

The fourth proportional to 28,592.06, 39,457.05 and 16,016.81 is: 22,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,592.06 : 39,457.05 = 16,016.81 : x
  2. Step 2: Convert to fraction form
    28,592.06/39,457.05 = 16,016.81/x
  3. Step 3: Cross multiply
    28,592.06x = 39,457.05 × 16,016.81
  4. Step 4: Simplify right side
    28,592.06x = 631,976,073.01
  5. Step 5: Solve for x
    x = 631,976,073.01/28,592.06
  6. Step 6: Final answer
    x = 22,103.20

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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.