Home / 51,854.38-71,560.01-30,633.64

Finding the Fourth Proportional to 51,854.38, 71,560.01 and 30,633.64

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Solution

The fourth proportional to 51,854.38, 71,560.01 and 30,633.64 is: 42,275.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,854.38 : 71,560.01 = 30,633.64 : x
  2. Step 2: Convert to fraction form
    51,854.38/71,560.01 = 30,633.64/x
  3. Step 3: Cross multiply
    51,854.38x = 71,560.01 × 30,633.64
  4. Step 4: Simplify right side
    51,854.38x = 2,192,143,712.63
  5. Step 5: Solve for x
    x = 2,192,143,712.63/51,854.38
  6. Step 6: Final answer
    x = 42,275.00

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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.