Home / 13,968.98-19,275.02-8,301.62

Finding the Fourth Proportional to 13,968.98, 19,275.02 and 8,301.62

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Solution

The fourth proportional to 13,968.98, 19,275.02 and 8,301.62 is: 11,454.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,968.98 : 19,275.02 = 8,301.62 : x
  2. Step 2: Convert to fraction form
    13,968.98/19,275.02 = 8,301.62/x
  3. Step 3: Cross multiply
    13,968.98x = 19,275.02 × 8,301.62
  4. Step 4: Simplify right side
    13,968.98x = 160,013,891.53
  5. Step 5: Solve for x
    x = 160,013,891.53/13,968.98
  6. Step 6: Final answer
    x = 11,454.94

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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.