Home / 16,787.51-25,158.59-6,393.59

Finding the Fourth Proportional to 16,787.51, 25,158.59 and 6,393.59

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Solution

The fourth proportional to 16,787.51, 25,158.59 and 6,393.59 is: 9,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.51 : 25,158.59 = 6,393.59 : x
  2. Step 2: Convert to fraction form
    16,787.51/25,158.59 = 6,393.59/x
  3. Step 3: Cross multiply
    16,787.51x = 25,158.59 × 6,393.59
  4. Step 4: Simplify right side
    16,787.51x = 160,853,709.44
  5. Step 5: Solve for x
    x = 160,853,709.44/16,787.51
  6. Step 6: Final answer
    x = 9,581.75

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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.