Home / 14,855.10-20,503.63-9,549.19

Finding the Fourth Proportional to 14,855.10, 20,503.63 and 9,549.19

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Solution

The fourth proportional to 14,855.10, 20,503.63 and 9,549.19 is: 13,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,855.10 : 20,503.63 = 9,549.19 : x
  2. Step 2: Convert to fraction form
    14,855.10/20,503.63 = 9,549.19/x
  3. Step 3: Cross multiply
    14,855.10x = 20,503.63 × 9,549.19
  4. Step 4: Simplify right side
    14,855.10x = 195,793,058.56
  5. Step 5: Solve for x
    x = 195,793,058.56/14,855.10
  6. Step 6: Final answer
    x = 13,180.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.