Home / 51,619.79-71,260.34-34,617.84

Finding the Fourth Proportional to 51,619.79, 71,260.34 and 34,617.84

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Solution

The fourth proportional to 51,619.79, 71,260.34 and 34,617.84 is: 47,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,619.79 : 71,260.34 = 34,617.84 : x
  2. Step 2: Convert to fraction form
    51,619.79/71,260.34 = 34,617.84/x
  3. Step 3: Cross multiply
    51,619.79x = 71,260.34 × 34,617.84
  4. Step 4: Simplify right side
    51,619.79x = 2,466,879,048.47
  5. Step 5: Solve for x
    x = 2,466,879,048.47/51,619.79
  6. Step 6: Final answer
    x = 47,789.40

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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.