Home / 16,479.64-24,720.27-5,386.49

Finding the Fourth Proportional to 16,479.64, 24,720.27 and 5,386.49

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Solution

The fourth proportional to 16,479.64, 24,720.27 and 5,386.49 is: 8,080.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,479.64 : 24,720.27 = 5,386.49 : x
  2. Step 2: Convert to fraction form
    16,479.64/24,720.27 = 5,386.49/x
  3. Step 3: Cross multiply
    16,479.64x = 24,720.27 × 5,386.49
  4. Step 4: Simplify right side
    16,479.64x = 133,155,487.15
  5. Step 5: Solve for x
    x = 133,155,487.15/16,479.64
  6. Step 6: Final answer
    x = 8,080.00

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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.