Home / 25,639.34-35,382.02-15,026.92

Finding the Fourth Proportional to 25,639.34, 35,382.02 and 15,026.92

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Solution

The fourth proportional to 25,639.34, 35,382.02 and 15,026.92 is: 20,736.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,639.34 : 35,382.02 = 15,026.92 : x
  2. Step 2: Convert to fraction form
    25,639.34/35,382.02 = 15,026.92/x
  3. Step 3: Cross multiply
    25,639.34x = 35,382.02 × 15,026.92
  4. Step 4: Simplify right side
    25,639.34x = 531,682,620.39
  5. Step 5: Solve for x
    x = 531,682,620.39/25,639.34
  6. Step 6: Final answer
    x = 20,736.99

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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.