Home / 52,521.05-78,744.67-19,236.79

Finding the Fourth Proportional to 52,521.05, 78,744.67 and 19,236.79

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Solution

The fourth proportional to 52,521.05, 78,744.67 and 19,236.79 is: 28,841.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,521.05 : 78,744.67 = 19,236.79 : x
  2. Step 2: Convert to fraction form
    52,521.05/78,744.67 = 19,236.79/x
  3. Step 3: Cross multiply
    52,521.05x = 78,744.67 × 19,236.79
  4. Step 4: Simplify right side
    52,521.05x = 1,514,794,680.41
  5. Step 5: Solve for x
    x = 1,514,794,680.41/52,521.05
  6. Step 6: Final answer
    x = 28,841.67

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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.