Home / 16,386.30-24,582.24-5,291.64

Finding the Fourth Proportional to 16,386.30, 24,582.24 and 5,291.64

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Solution

The fourth proportional to 16,386.30, 24,582.24 and 5,291.64 is: 7,938.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,386.30 : 24,582.24 = 5,291.64 : x
  2. Step 2: Convert to fraction form
    16,386.30/24,582.24 = 5,291.64/x
  3. Step 3: Cross multiply
    16,386.30x = 24,582.24 × 5,291.64
  4. Step 4: Simplify right side
    16,386.30x = 130,080,364.47
  5. Step 5: Solve for x
    x = 130,080,364.47/16,386.30
  6. Step 6: Final answer
    x = 7,938.36

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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.