Home / 38,347.06-57,444-30,462.92

Finding the Fourth Proportional to 38,347.06, 57,444 and 30,462.92

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Solution

The fourth proportional to 38,347.06, 57,444 and 30,462.92 is: 45,633.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,347.06 : 57,444 = 30,462.92 : x
  2. Step 2: Convert to fraction form
    38,347.06/57,444 = 30,462.92/x
  3. Step 3: Cross multiply
    38,347.06x = 57,444 × 30,462.92
  4. Step 4: Simplify right side
    38,347.06x = 1,749,911,976.48
  5. Step 5: Solve for x
    x = 1,749,911,976.48/38,347.06
  6. Step 6: Final answer
    x = 45,633.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.