Home / 43,482.34-65,233.64-13,897.90

Finding the Fourth Proportional to 43,482.34, 65,233.64 and 13,897.90

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Solution

The fourth proportional to 43,482.34, 65,233.64 and 13,897.90 is: 20,850.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,482.34 : 65,233.64 = 13,897.90 : x
  2. Step 2: Convert to fraction form
    43,482.34/65,233.64 = 13,897.90/x
  3. Step 3: Cross multiply
    43,482.34x = 65,233.64 × 13,897.90
  4. Step 4: Simplify right side
    43,482.34x = 906,610,605.36
  5. Step 5: Solve for x
    x = 906,610,605.36/43,482.34
  6. Step 6: Final answer
    x = 20,850.09

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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.