Home / 16,479.16-24,735.18-7,720.36

Finding the Fourth Proportional to 16,479.16, 24,735.18 and 7,720.36

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Solution

The fourth proportional to 16,479.16, 24,735.18 and 7,720.36 is: 11,588.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,479.16 : 24,735.18 = 7,720.36 : x
  2. Step 2: Convert to fraction form
    16,479.16/24,735.18 = 7,720.36/x
  3. Step 3: Cross multiply
    16,479.16x = 24,735.18 × 7,720.36
  4. Step 4: Simplify right side
    16,479.16x = 190,964,494.26
  5. Step 5: Solve for x
    x = 190,964,494.26/16,479.16
  6. Step 6: Final answer
    x = 11,588.24

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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.