Home / 49,232.38-67,939.80-28,011.20

Finding the Fourth Proportional to 49,232.38, 67,939.80 and 28,011.20

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Solution

The fourth proportional to 49,232.38, 67,939.80 and 28,011.20 is: 38,654.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,232.38 : 67,939.80 = 28,011.20 : x
  2. Step 2: Convert to fraction form
    49,232.38/67,939.80 = 28,011.20/x
  3. Step 3: Cross multiply
    49,232.38x = 67,939.80 × 28,011.20
  4. Step 4: Simplify right side
    49,232.38x = 1,903,075,325.76
  5. Step 5: Solve for x
    x = 1,903,075,325.76/49,232.38
  6. Step 6: Final answer
    x = 38,654.95

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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.