Home / 14,126.57-19,495.23-7,753.39

Finding the Fourth Proportional to 14,126.57, 19,495.23 and 7,753.39

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Solution

The fourth proportional to 14,126.57, 19,495.23 and 7,753.39 is: 10,699.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.57 : 19,495.23 = 7,753.39 : x
  2. Step 2: Convert to fraction form
    14,126.57/19,495.23 = 7,753.39/x
  3. Step 3: Cross multiply
    14,126.57x = 19,495.23 × 7,753.39
  4. Step 4: Simplify right side
    14,126.57x = 151,154,121.33
  5. Step 5: Solve for x
    x = 151,154,121.33/14,126.57
  6. Step 6: Final answer
    x = 10,699.99

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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.