Home / 13,895.18-20,822.52-10,549.10

Finding the Fourth Proportional to 13,895.18, 20,822.52 and 10,549.10

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Solution

The fourth proportional to 13,895.18, 20,822.52 and 10,549.10 is: 15,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.18 : 20,822.52 = 10,549.10 : x
  2. Step 2: Convert to fraction form
    13,895.18/20,822.52 = 10,549.10/x
  3. Step 3: Cross multiply
    13,895.18x = 20,822.52 × 10,549.10
  4. Step 4: Simplify right side
    13,895.18x = 219,658,845.73
  5. Step 5: Solve for x
    x = 219,658,845.73/13,895.18
  6. Step 6: Final answer
    x = 15,808.28

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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.