Home / 51,269.22-70,749.45-29,759.40

Finding the Fourth Proportional to 51,269.22, 70,749.45 and 29,759.40

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Solution

The fourth proportional to 51,269.22, 70,749.45 and 29,759.40 is: 41,066.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,269.22 : 70,749.45 = 29,759.40 : x
  2. Step 2: Convert to fraction form
    51,269.22/70,749.45 = 29,759.40/x
  3. Step 3: Cross multiply
    51,269.22x = 70,749.45 × 29,759.40
  4. Step 4: Simplify right side
    51,269.22x = 2,105,461,182.33
  5. Step 5: Solve for x
    x = 2,105,461,182.33/51,269.22
  6. Step 6: Final answer
    x = 41,066.77

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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.