Home / 40,228.14-55,527.54-28,326.30

Finding the Fourth Proportional to 40,228.14, 55,527.54 and 28,326.30

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Solution

The fourth proportional to 40,228.14, 55,527.54 and 28,326.30 is: 39,099.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,228.14 : 55,527.54 = 28,326.30 : x
  2. Step 2: Convert to fraction form
    40,228.14/55,527.54 = 28,326.30/x
  3. Step 3: Cross multiply
    40,228.14x = 55,527.54 × 28,326.30
  4. Step 4: Simplify right side
    40,228.14x = 1,572,889,756.30
  5. Step 5: Solve for x
    x = 1,572,889,756.30/40,228.14
  6. Step 6: Final answer
    x = 39,099.24

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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.