Home / 15,314.12-22,962.96-6,989.64

Finding the Fourth Proportional to 15,314.12, 22,962.96 and 6,989.64

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Solution

The fourth proportional to 15,314.12, 22,962.96 and 6,989.64 is: 10,480.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,314.12 : 22,962.96 = 6,989.64 : x
  2. Step 2: Convert to fraction form
    15,314.12/22,962.96 = 6,989.64/x
  3. Step 3: Cross multiply
    15,314.12x = 22,962.96 × 6,989.64
  4. Step 4: Simplify right side
    15,314.12x = 160,502,823.73
  5. Step 5: Solve for x
    x = 160,502,823.73/15,314.12
  6. Step 6: Final answer
    x = 10,480.71

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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.