Home / 36,928.47-55,400.01-13,555.11

Finding the Fourth Proportional to 36,928.47, 55,400.01 and 13,555.11

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Solution

The fourth proportional to 36,928.47, 55,400.01 and 13,555.11 is: 20,335.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,928.47 : 55,400.01 = 13,555.11 : x
  2. Step 2: Convert to fraction form
    36,928.47/55,400.01 = 13,555.11/x
  3. Step 3: Cross multiply
    36,928.47x = 55,400.01 × 13,555.11
  4. Step 4: Simplify right side
    36,928.47x = 750,953,229.55
  5. Step 5: Solve for x
    x = 750,953,229.55/36,928.47
  6. Step 6: Final answer
    x = 20,335.35

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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.