Home / 34,966.56-52,403.12-12,759.08

Finding the Fourth Proportional to 34,966.56, 52,403.12 and 12,759.08

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Solution

The fourth proportional to 34,966.56, 52,403.12 and 12,759.08 is: 19,121.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,966.56 : 52,403.12 = 12,759.08 : x
  2. Step 2: Convert to fraction form
    34,966.56/52,403.12 = 12,759.08/x
  3. Step 3: Cross multiply
    34,966.56x = 52,403.12 × 12,759.08
  4. Step 4: Simplify right side
    34,966.56x = 668,615,600.33
  5. Step 5: Solve for x
    x = 668,615,600.33/34,966.56
  6. Step 6: Final answer
    x = 19,121.57

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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.