Home / 43,528.15-65,297.13-13,935.61

Finding the Fourth Proportional to 43,528.15, 65,297.13 and 13,935.61

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Solution

The fourth proportional to 43,528.15, 65,297.13 and 13,935.61 is: 20,904.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,528.15 : 65,297.13 = 13,935.61 : x
  2. Step 2: Convert to fraction form
    43,528.15/65,297.13 = 13,935.61/x
  3. Step 3: Cross multiply
    43,528.15x = 65,297.13 × 13,935.61
  4. Step 4: Simplify right side
    43,528.15x = 909,955,337.80
  5. Step 5: Solve for x
    x = 909,955,337.80/43,528.15
  6. Step 6: Final answer
    x = 20,904.99

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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.