Home / 15,109.48-22,638.60-9,253.84

Finding the Fourth Proportional to 15,109.48, 22,638.60 and 9,253.84

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Solution

The fourth proportional to 15,109.48, 22,638.60 and 9,253.84 is: 13,865.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,109.48 : 22,638.60 = 9,253.84 : x
  2. Step 2: Convert to fraction form
    15,109.48/22,638.60 = 9,253.84/x
  3. Step 3: Cross multiply
    15,109.48x = 22,638.60 × 9,253.84
  4. Step 4: Simplify right side
    15,109.48x = 209,493,982.22
  5. Step 5: Solve for x
    x = 209,493,982.22/15,109.48
  6. Step 6: Final answer
    x = 13,865.07

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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.