Home / 14,945.70-22,418.48-7,130.82

Finding the Fourth Proportional to 14,945.70, 22,418.48 and 7,130.82

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Solution

The fourth proportional to 14,945.70, 22,418.48 and 7,130.82 is: 10,696.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,945.70 : 22,418.48 = 7,130.82 : x
  2. Step 2: Convert to fraction form
    14,945.70/22,418.48 = 7,130.82/x
  3. Step 3: Cross multiply
    14,945.70x = 22,418.48 × 7,130.82
  4. Step 4: Simplify right side
    14,945.70x = 159,862,109.90
  5. Step 5: Solve for x
    x = 159,862,109.90/14,945.70
  6. Step 6: Final answer
    x = 10,696.19

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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.