Home / 17,387.61-23,994.77-9,429.83

Finding the Fourth Proportional to 17,387.61, 23,994.77 and 9,429.83

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Solution

The fourth proportional to 17,387.61, 23,994.77 and 9,429.83 is: 13,013.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387.61 : 23,994.77 = 9,429.83 : x
  2. Step 2: Convert to fraction form
    17,387.61/23,994.77 = 9,429.83/x
  3. Step 3: Cross multiply
    17,387.61x = 23,994.77 × 9,429.83
  4. Step 4: Simplify right side
    17,387.61x = 226,266,434.87
  5. Step 5: Solve for x
    x = 226,266,434.87/17,387.61
  6. Step 6: Final answer
    x = 13,013.08

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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.