Home / 13,437.36-20,133.72-4,667.52

Finding the Fourth Proportional to 13,437.36, 20,133.72 and 4,667.52

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Solution

The fourth proportional to 13,437.36, 20,133.72 and 4,667.52 is: 6,993.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,437.36 : 20,133.72 = 4,667.52 : x
  2. Step 2: Convert to fraction form
    13,437.36/20,133.72 = 4,667.52/x
  3. Step 3: Cross multiply
    13,437.36x = 20,133.72 × 4,667.52
  4. Step 4: Simplify right side
    13,437.36x = 93,974,540.77
  5. Step 5: Solve for x
    x = 93,974,540.77/13,437.36
  6. Step 6: Final answer
    x = 6,993.53

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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.