Home / 15,289.23-22,881.99-9,137.55

Finding the Fourth Proportional to 15,289.23, 22,881.99 and 9,137.55

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Solution

The fourth proportional to 15,289.23, 22,881.99 and 9,137.55 is: 13,675.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,289.23 : 22,881.99 = 9,137.55 : x
  2. Step 2: Convert to fraction form
    15,289.23/22,881.99 = 9,137.55/x
  3. Step 3: Cross multiply
    15,289.23x = 22,881.99 × 9,137.55
  4. Step 4: Simplify right side
    15,289.23x = 209,085,327.72
  5. Step 5: Solve for x
    x = 209,085,327.72/15,289.23
  6. Step 6: Final answer
    x = 13,675.33

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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.