Home / 16,530.80-22,812.60-9,457.52

Finding the Fourth Proportional to 16,530.80, 22,812.60 and 9,457.52

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Solution

The fourth proportional to 16,530.80, 22,812.60 and 9,457.52 is: 13,051.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,530.80 : 22,812.60 = 9,457.52 : x
  2. Step 2: Convert to fraction form
    16,530.80/22,812.60 = 9,457.52/x
  3. Step 3: Cross multiply
    16,530.80x = 22,812.60 × 9,457.52
  4. Step 4: Simplify right side
    16,530.80x = 215,750,620.75
  5. Step 5: Solve for x
    x = 215,750,620.75/16,530.80
  6. Step 6: Final answer
    x = 13,051.43

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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.