Home / 14,790.40-22,088.09-13,157.44

Finding the Fourth Proportional to 14,790.40, 22,088.09 and 13,157.44

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Solution

The fourth proportional to 14,790.40, 22,088.09 and 13,157.44 is: 19,649.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,790.40 : 22,088.09 = 13,157.44 : x
  2. Step 2: Convert to fraction form
    14,790.40/22,088.09 = 13,157.44/x
  3. Step 3: Cross multiply
    14,790.40x = 22,088.09 × 13,157.44
  4. Step 4: Simplify right side
    14,790.40x = 290,622,696.56
  5. Step 5: Solve for x
    x = 290,622,696.56/14,790.40
  6. Step 6: Final answer
    x = 19,649.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.