Home / 25,535.94-35,210.54-17,979.86

Finding the Fourth Proportional to 25,535.94, 35,210.54 and 17,979.86

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Solution

The fourth proportional to 25,535.94, 35,210.54 and 17,979.86 is: 24,791.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,535.94 : 35,210.54 = 17,979.86 : x
  2. Step 2: Convert to fraction form
    25,535.94/35,210.54 = 17,979.86/x
  3. Step 3: Cross multiply
    25,535.94x = 35,210.54 × 17,979.86
  4. Step 4: Simplify right side
    25,535.94x = 633,080,313.77
  5. Step 5: Solve for x
    x = 633,080,313.77/25,535.94
  6. Step 6: Final answer
    x = 24,791.74

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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.