Home / 30,256.20-45,313.92-29,205.36

Finding the Fourth Proportional to 30,256.20, 45,313.92 and 29,205.36

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Solution

The fourth proportional to 30,256.20, 45,313.92 and 29,205.36 is: 43,740.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,256.20 : 45,313.92 = 29,205.36 : x
  2. Step 2: Convert to fraction form
    30,256.20/45,313.92 = 29,205.36/x
  3. Step 3: Cross multiply
    30,256.20x = 45,313.92 × 29,205.36
  4. Step 4: Simplify right side
    30,256.20x = 1,323,409,346.61
  5. Step 5: Solve for x
    x = 1,323,409,346.61/30,256.20
  6. Step 6: Final answer
    x = 43,740.10

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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.