Home / 13,003.61-17,963.35-10,347.62

Finding the Fourth Proportional to 13,003.61, 17,963.35 and 10,347.62

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Solution

The fourth proportional to 13,003.61, 17,963.35 and 10,347.62 is: 14,294.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003.61 : 17,963.35 = 10,347.62 : x
  2. Step 2: Convert to fraction form
    13,003.61/17,963.35 = 10,347.62/x
  3. Step 3: Cross multiply
    13,003.61x = 17,963.35 × 10,347.62
  4. Step 4: Simplify right side
    13,003.61x = 185,877,805.57
  5. Step 5: Solve for x
    x = 185,877,805.57/13,003.61
  6. Step 6: Final answer
    x = 14,294.33

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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.