Home / 15,308.76-22,960.12-4,212.60

Finding the Fourth Proportional to 15,308.76, 22,960.12 and 4,212.60

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Solution

The fourth proportional to 15,308.76, 22,960.12 and 4,212.60 is: 6,318.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,308.76 : 22,960.12 = 4,212.60 : x
  2. Step 2: Convert to fraction form
    15,308.76/22,960.12 = 4,212.60/x
  3. Step 3: Cross multiply
    15,308.76x = 22,960.12 × 4,212.60
  4. Step 4: Simplify right side
    15,308.76x = 96,721,801.51
  5. Step 5: Solve for x
    x = 96,721,801.51/15,308.76
  6. Step 6: Final answer
    x = 6,318.07

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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.