Home / 30,352.34-45,535.20-9,292.54

Finding the Fourth Proportional to 30,352.34, 45,535.20 and 9,292.54

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Solution

The fourth proportional to 30,352.34, 45,535.20 and 9,292.54 is: 13,940.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,352.34 : 45,535.20 = 9,292.54 : x
  2. Step 2: Convert to fraction form
    30,352.34/45,535.20 = 9,292.54/x
  3. Step 3: Cross multiply
    30,352.34x = 45,535.20 × 9,292.54
  4. Step 4: Simplify right side
    30,352.34x = 423,137,667.41
  5. Step 5: Solve for x
    x = 423,137,667.41/30,352.34
  6. Step 6: Final answer
    x = 13,940.86

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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.