Home / 43,727.12-65,639.24-22,661.52

Finding the Fourth Proportional to 43,727.12, 65,639.24 and 22,661.52

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Solution

The fourth proportional to 43,727.12, 65,639.24 and 22,661.52 is: 34,017.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,727.12 : 65,639.24 = 22,661.52 : x
  2. Step 2: Convert to fraction form
    43,727.12/65,639.24 = 22,661.52/x
  3. Step 3: Cross multiply
    43,727.12x = 65,639.24 × 22,661.52
  4. Step 4: Simplify right side
    43,727.12x = 1,487,484,950.04
  5. Step 5: Solve for x
    x = 1,487,484,950.04/43,727.12
  6. Step 6: Final answer
    x = 34,017.45

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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.