Home / 28,277.36-42,350.40-27,293.24

Finding the Fourth Proportional to 28,277.36, 42,350.40 and 27,293.24

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Solution

The fourth proportional to 28,277.36, 42,350.40 and 27,293.24 is: 40,876.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,277.36 : 42,350.40 = 27,293.24 : x
  2. Step 2: Convert to fraction form
    28,277.36/42,350.40 = 27,293.24/x
  3. Step 3: Cross multiply
    28,277.36x = 42,350.40 × 27,293.24
  4. Step 4: Simplify right side
    28,277.36x = 1,155,879,631.30
  5. Step 5: Solve for x
    x = 1,155,879,631.30/28,277.36
  6. Step 6: Final answer
    x = 40,876.50

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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.