Home / 34,126.96-51,155.36-13,062.06

Finding the Fourth Proportional to 34,126.96, 51,155.36 and 13,062.06

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Solution

The fourth proportional to 34,126.96, 51,155.36 and 13,062.06 is: 19,579.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,126.96 : 51,155.36 = 13,062.06 : x
  2. Step 2: Convert to fraction form
    34,126.96/51,155.36 = 13,062.06/x
  3. Step 3: Cross multiply
    34,126.96x = 51,155.36 × 13,062.06
  4. Step 4: Simplify right side
    34,126.96x = 668,194,381.64
  5. Step 5: Solve for x
    x = 668,194,381.64/34,126.96
  6. Step 6: Final answer
    x = 19,579.66

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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.