Home / 50,710.19-69,979.46-28,047.41

Finding the Fourth Proportional to 50,710.19, 69,979.46 and 28,047.41

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Solution

The fourth proportional to 50,710.19, 69,979.46 and 28,047.41 is: 38,705.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,710.19 : 69,979.46 = 28,047.41 : x
  2. Step 2: Convert to fraction form
    50,710.19/69,979.46 = 28,047.41/x
  3. Step 3: Cross multiply
    50,710.19x = 69,979.46 × 28,047.41
  4. Step 4: Simplify right side
    50,710.19x = 1,962,742,326.42
  5. Step 5: Solve for x
    x = 1,962,742,326.42/50,710.19
  6. Step 6: Final answer
    x = 38,705.09

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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.