Home / 51,218.68-70,656.65-34,227.09

Finding the Fourth Proportional to 51,218.68, 70,656.65 and 34,227.09

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Solution

The fourth proportional to 51,218.68, 70,656.65 and 34,227.09 is: 47,216.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,218.68 : 70,656.65 = 34,227.09 : x
  2. Step 2: Convert to fraction form
    51,218.68/70,656.65 = 34,227.09/x
  3. Step 3: Cross multiply
    51,218.68x = 70,656.65 × 34,227.09
  4. Step 4: Simplify right side
    51,218.68x = 2,418,371,518.65
  5. Step 5: Solve for x
    x = 2,418,371,518.65/51,218.68
  6. Step 6: Final answer
    x = 47,216.59

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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.