Home / 15,549.80-23,324.70-13,605.80

Finding the Fourth Proportional to 15,549.80, 23,324.70 and 13,605.80

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Solution

The fourth proportional to 15,549.80, 23,324.70 and 13,605.80 is: 20,408.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.80 : 23,324.70 = 13,605.80 : x
  2. Step 2: Convert to fraction form
    15,549.80/23,324.70 = 13,605.80/x
  3. Step 3: Cross multiply
    15,549.80x = 23,324.70 × 13,605.80
  4. Step 4: Simplify right side
    15,549.80x = 317,351,203.26
  5. Step 5: Solve for x
    x = 317,351,203.26/15,549.80
  6. Step 6: Final answer
    x = 20,408.70

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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.