Home / 16,154.96-24,287.12-12,903.60

Finding the Fourth Proportional to 16,154.96, 24,287.12 and 12,903.60

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Solution

The fourth proportional to 16,154.96, 24,287.12 and 12,903.60 is: 19,399.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,154.96 : 24,287.12 = 12,903.60 : x
  2. Step 2: Convert to fraction form
    16,154.96/24,287.12 = 12,903.60/x
  3. Step 3: Cross multiply
    16,154.96x = 24,287.12 × 12,903.60
  4. Step 4: Simplify right side
    16,154.96x = 313,391,281.63
  5. Step 5: Solve for x
    x = 313,391,281.63/16,154.96
  6. Step 6: Final answer
    x = 19,399.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.