Home / 16,767.60-25,133.04-8,434.32

Finding the Fourth Proportional to 16,767.60, 25,133.04 and 8,434.32

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Solution

The fourth proportional to 16,767.60, 25,133.04 and 8,434.32 is: 12,642.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,767.60 : 25,133.04 = 8,434.32 : x
  2. Step 2: Convert to fraction form
    16,767.60/25,133.04 = 8,434.32/x
  3. Step 3: Cross multiply
    16,767.60x = 25,133.04 × 8,434.32
  4. Step 4: Simplify right side
    16,767.60x = 211,980,101.93
  5. Step 5: Solve for x
    x = 211,980,101.93/16,767.60
  6. Step 6: Final answer
    x = 12,642.24

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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.