Home / 16,718.95-25,078.56-13,595.32

Finding the Fourth Proportional to 16,718.95, 25,078.56 and 13,595.32

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Solution

The fourth proportional to 16,718.95, 25,078.56 and 13,595.32 is: 20,393.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718.95 : 25,078.56 = 13,595.32 : x
  2. Step 2: Convert to fraction form
    16,718.95/25,078.56 = 13,595.32/x
  3. Step 3: Cross multiply
    16,718.95x = 25,078.56 × 13,595.32
  4. Step 4: Simplify right side
    16,718.95x = 340,951,048.34
  5. Step 5: Solve for x
    x = 340,951,048.34/16,718.95
  6. Step 6: Final answer
    x = 20,393.09

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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.