Home / 38,319.88-57,474.96-28,473.52

Finding the Fourth Proportional to 38,319.88, 57,474.96 and 28,473.52

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Solution

The fourth proportional to 38,319.88, 57,474.96 and 28,473.52 is: 42,706.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,319.88 : 57,474.96 = 28,473.52 : x
  2. Step 2: Convert to fraction form
    38,319.88/57,474.96 = 28,473.52/x
  3. Step 3: Cross multiply
    38,319.88x = 57,474.96 × 28,473.52
  4. Step 4: Simplify right side
    38,319.88x = 1,636,514,423.06
  5. Step 5: Solve for x
    x = 1,636,514,423.06/38,319.88
  6. Step 6: Final answer
    x = 42,706.67

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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.