Home / 15,423.66-23,125.77-13,084.49

Finding the Fourth Proportional to 15,423.66, 23,125.77 and 13,084.49

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Solution

The fourth proportional to 15,423.66, 23,125.77 and 13,084.49 is: 19,618.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423.66 : 23,125.77 = 13,084.49 : x
  2. Step 2: Convert to fraction form
    15,423.66/23,125.77 = 13,084.49/x
  3. Step 3: Cross multiply
    15,423.66x = 23,125.77 × 13,084.49
  4. Step 4: Simplify right side
    15,423.66x = 302,588,790.68
  5. Step 5: Solve for x
    x = 302,588,790.68/15,423.66
  6. Step 6: Final answer
    x = 19,618.48

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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.