Home / 12,553.35-17,323.77-7,176.93

Finding the Fourth Proportional to 12,553.35, 17,323.77 and 7,176.93

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Solution

The fourth proportional to 12,553.35, 17,323.77 and 7,176.93 is: 9,904.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553.35 : 17,323.77 = 7,176.93 : x
  2. Step 2: Convert to fraction form
    12,553.35/17,323.77 = 7,176.93/x
  3. Step 3: Cross multiply
    12,553.35x = 17,323.77 × 7,176.93
  4. Step 4: Simplify right side
    12,553.35x = 124,331,484.63
  5. Step 5: Solve for x
    x = 124,331,484.63/12,553.35
  6. Step 6: Final answer
    x = 9,904.25

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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.