Home / 34,186.95-51,285.87-13,126.14

Finding the Fourth Proportional to 34,186.95, 51,285.87 and 13,126.14

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Solution

The fourth proportional to 34,186.95, 51,285.87 and 13,126.14 is: 19,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,186.95 : 51,285.87 = 13,126.14 : x
  2. Step 2: Convert to fraction form
    34,186.95/51,285.87 = 13,126.14/x
  3. Step 3: Cross multiply
    34,186.95x = 51,285.87 × 13,126.14
  4. Step 4: Simplify right side
    34,186.95x = 673,185,509.64
  5. Step 5: Solve for x
    x = 673,185,509.64/34,186.95
  6. Step 6: Final answer
    x = 19,691.30

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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.