Home / 43,885.77-65,816.10-14,306.19

Finding the Fourth Proportional to 43,885.77, 65,816.10 and 14,306.19

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Solution

The fourth proportional to 43,885.77, 65,816.10 and 14,306.19 is: 21,455.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,885.77 : 65,816.10 = 14,306.19 : x
  2. Step 2: Convert to fraction form
    43,885.77/65,816.10 = 14,306.19/x
  3. Step 3: Cross multiply
    43,885.77x = 65,816.10 × 14,306.19
  4. Step 4: Simplify right side
    43,885.77x = 941,577,631.66
  5. Step 5: Solve for x
    x = 941,577,631.66/43,885.77
  6. Step 6: Final answer
    x = 21,455.19

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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.