Home / 28,417.32-39,203.46-27,099.72

Finding the Fourth Proportional to 28,417.32, 39,203.46 and 27,099.72

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Solution

The fourth proportional to 28,417.32, 39,203.46 and 27,099.72 is: 37,385.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,417.32 : 39,203.46 = 27,099.72 : x
  2. Step 2: Convert to fraction form
    28,417.32/39,203.46 = 27,099.72/x
  3. Step 3: Cross multiply
    28,417.32x = 39,203.46 × 27,099.72
  4. Step 4: Simplify right side
    28,417.32x = 1,062,402,789.03
  5. Step 5: Solve for x
    x = 1,062,402,789.03/28,417.32
  6. Step 6: Final answer
    x = 37,385.75

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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.