Home / 49,535.64-68,359.18-28,315.36

Finding the Fourth Proportional to 49,535.64, 68,359.18 and 28,315.36

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Solution

The fourth proportional to 49,535.64, 68,359.18 and 28,315.36 is: 39,075.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,535.64 : 68,359.18 = 28,315.36 : x
  2. Step 2: Convert to fraction form
    49,535.64/68,359.18 = 28,315.36/x
  3. Step 3: Cross multiply
    49,535.64x = 68,359.18 × 28,315.36
  4. Step 4: Simplify right side
    49,535.64x = 1,935,614,791.00
  5. Step 5: Solve for x
    x = 1,935,614,791.00/49,535.64
  6. Step 6: Final answer
    x = 39,075.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.