Home / 43,238.71-64,883.08-18,277.15

Finding the Fourth Proportional to 43,238.71, 64,883.08 and 18,277.15

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Solution

The fourth proportional to 43,238.71, 64,883.08 and 18,277.15 is: 27,426.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,238.71 : 64,883.08 = 18,277.15 : x
  2. Step 2: Convert to fraction form
    43,238.71/64,883.08 = 18,277.15/x
  3. Step 3: Cross multiply
    43,238.71x = 64,883.08 × 18,277.15
  4. Step 4: Simplify right side
    43,238.71x = 1,185,877,694.24
  5. Step 5: Solve for x
    x = 1,185,877,694.24/43,238.71
  6. Step 6: Final answer
    x = 27,426.30

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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.