Home / 38,711.67-58,053.57-13,404.33

Finding the Fourth Proportional to 38,711.67, 58,053.57 and 13,404.33

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Solution

The fourth proportional to 38,711.67, 58,053.57 and 13,404.33 is: 20,101.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,711.67 : 58,053.57 = 13,404.33 : x
  2. Step 2: Convert to fraction form
    38,711.67/58,053.57 = 13,404.33/x
  3. Step 3: Cross multiply
    38,711.67x = 58,053.57 × 13,404.33
  4. Step 4: Simplify right side
    38,711.67x = 778,169,209.96
  5. Step 5: Solve for x
    x = 778,169,209.96/38,711.67
  6. Step 6: Final answer
    x = 20,101.67

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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.