Home / 17,900.39-24,702.75-9,943.35

Finding the Fourth Proportional to 17,900.39, 24,702.75 and 9,943.35

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Solution

The fourth proportional to 17,900.39, 24,702.75 and 9,943.35 is: 13,721.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,900.39 : 24,702.75 = 9,943.35 : x
  2. Step 2: Convert to fraction form
    17,900.39/24,702.75 = 9,943.35/x
  3. Step 3: Cross multiply
    17,900.39x = 24,702.75 × 9,943.35
  4. Step 4: Simplify right side
    17,900.39x = 245,628,089.21
  5. Step 5: Solve for x
    x = 245,628,089.21/17,900.39
  6. Step 6: Final answer
    x = 13,721.94

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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.