Home / 17,494.16-24,148.68-12,815.60

Finding the Fourth Proportional to 17,494.16, 24,148.68 and 12,815.60

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Solution

The fourth proportional to 17,494.16, 24,148.68 and 12,815.60 is: 17,690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,494.16 : 24,148.68 = 12,815.60 : x
  2. Step 2: Convert to fraction form
    17,494.16/24,148.68 = 12,815.60/x
  3. Step 3: Cross multiply
    17,494.16x = 24,148.68 × 12,815.60
  4. Step 4: Simplify right side
    17,494.16x = 309,479,823.41
  5. Step 5: Solve for x
    x = 309,479,823.41/17,494.16
  6. Step 6: Final answer
    x = 17,690.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.