Home / 17,089.30-25,637.55-5,403.70

Finding the Fourth Proportional to 17,089.30, 25,637.55 and 5,403.70

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Solution

The fourth proportional to 17,089.30, 25,637.55 and 5,403.70 is: 8,106.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,089.30 : 25,637.55 = 5,403.70 : x
  2. Step 2: Convert to fraction form
    17,089.30/25,637.55 = 5,403.70/x
  3. Step 3: Cross multiply
    17,089.30x = 25,637.55 × 5,403.70
  4. Step 4: Simplify right side
    17,089.30x = 138,537,628.94
  5. Step 5: Solve for x
    x = 138,537,628.94/17,089.30
  6. Step 6: Final answer
    x = 8,106.69

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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.