Home / 60,012.91-82,782.18-38,804.68

Finding the Fourth Proportional to 60,012.91, 82,782.18 and 38,804.68

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Solution

The fourth proportional to 60,012.91, 82,782.18 and 38,804.68 is: 53,527.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,012.91 : 82,782.18 = 38,804.68 : x
  2. Step 2: Convert to fraction form
    60,012.91/82,782.18 = 38,804.68/x
  3. Step 3: Cross multiply
    60,012.91x = 82,782.18 × 38,804.68
  4. Step 4: Simplify right side
    60,012.91x = 3,212,336,108.08
  5. Step 5: Solve for x
    x = 3,212,336,108.08/60,012.91
  6. Step 6: Final answer
    x = 53,527.42

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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.