Home / 36,740.05-55,134.65-13,366.50

Finding the Fourth Proportional to 36,740.05, 55,134.65 and 13,366.50

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Solution

The fourth proportional to 36,740.05, 55,134.65 and 13,366.50 is: 20,058.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,740.05 : 55,134.65 = 13,366.50 : x
  2. Step 2: Convert to fraction form
    36,740.05/55,134.65 = 13,366.50/x
  3. Step 3: Cross multiply
    36,740.05x = 55,134.65 × 13,366.50
  4. Step 4: Simplify right side
    36,740.05x = 736,957,299.23
  5. Step 5: Solve for x
    x = 736,957,299.23/36,740.05
  6. Step 6: Final answer
    x = 20,058.69

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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.