Home / 15,489.08-23,217.37-7,580.69

Finding the Fourth Proportional to 15,489.08, 23,217.37 and 7,580.69

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Solution

The fourth proportional to 15,489.08, 23,217.37 and 7,580.69 is: 11,363.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,489.08 : 23,217.37 = 7,580.69 : x
  2. Step 2: Convert to fraction form
    15,489.08/23,217.37 = 7,580.69/x
  3. Step 3: Cross multiply
    15,489.08x = 23,217.37 × 7,580.69
  4. Step 4: Simplify right side
    15,489.08x = 176,003,549.55
  5. Step 5: Solve for x
    x = 176,003,549.55/15,489.08
  6. Step 6: Final answer
    x = 11,363.08

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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.