Home / 19,356.26-29,014.77-13,116.90

Finding the Fourth Proportional to 19,356.26, 29,014.77 and 13,116.90

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Solution

The fourth proportional to 19,356.26, 29,014.77 and 13,116.90 is: 19,662.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356.26 : 29,014.77 = 13,116.90 : x
  2. Step 2: Convert to fraction form
    19,356.26/29,014.77 = 13,116.90/x
  3. Step 3: Cross multiply
    19,356.26x = 29,014.77 × 13,116.90
  4. Step 4: Simplify right side
    19,356.26x = 380,583,836.61
  5. Step 5: Solve for x
    x = 380,583,836.61/19,356.26
  6. Step 6: Final answer
    x = 19,662.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.