Home / 13,124.44-18,073.02-11,726.68

Finding the Fourth Proportional to 13,124.44, 18,073.02 and 11,726.68

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Solution

The fourth proportional to 13,124.44, 18,073.02 and 11,726.68 is: 16,148.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,124.44 : 18,073.02 = 11,726.68 : x
  2. Step 2: Convert to fraction form
    13,124.44/18,073.02 = 11,726.68/x
  3. Step 3: Cross multiply
    13,124.44x = 18,073.02 × 11,726.68
  4. Step 4: Simplify right side
    13,124.44x = 211,936,522.17
  5. Step 5: Solve for x
    x = 211,936,522.17/13,124.44
  6. Step 6: Final answer
    x = 16,148.23

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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.