Home / 57,293.72-79,065.99-31,800.59

Finding the Fourth Proportional to 57,293.72, 79,065.99 and 31,800.59

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Solution

The fourth proportional to 57,293.72, 79,065.99 and 31,800.59 is: 43,885.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,293.72 : 79,065.99 = 31,800.59 : x
  2. Step 2: Convert to fraction form
    57,293.72/79,065.99 = 31,800.59/x
  3. Step 3: Cross multiply
    57,293.72x = 79,065.99 × 31,800.59
  4. Step 4: Simplify right side
    57,293.72x = 2,514,345,130.93
  5. Step 5: Solve for x
    x = 2,514,345,130.93/57,293.72
  6. Step 6: Final answer
    x = 43,885.18

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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.