Home / 13,135.37-19,677.13-9,852.17

Finding the Fourth Proportional to 13,135.37, 19,677.13 and 9,852.17

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Solution

The fourth proportional to 13,135.37, 19,677.13 and 9,852.17 is: 14,758.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,135.37 : 19,677.13 = 9,852.17 : x
  2. Step 2: Convert to fraction form
    13,135.37/19,677.13 = 9,852.17/x
  3. Step 3: Cross multiply
    13,135.37x = 19,677.13 × 9,852.17
  4. Step 4: Simplify right side
    13,135.37x = 193,862,306.86
  5. Step 5: Solve for x
    x = 193,862,306.86/13,135.37
  6. Step 6: Final answer
    x = 14,758.81

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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.