Home / 45,161.08-67,783.64-22,991.04

Finding the Fourth Proportional to 45,161.08, 67,783.64 and 22,991.04

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Solution

The fourth proportional to 45,161.08, 67,783.64 and 22,991.04 is: 34,507.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,161.08 : 67,783.64 = 22,991.04 : x
  2. Step 2: Convert to fraction form
    45,161.08/67,783.64 = 22,991.04/x
  3. Step 3: Cross multiply
    45,161.08x = 67,783.64 × 22,991.04
  4. Step 4: Simplify right side
    45,161.08x = 1,558,416,263.63
  5. Step 5: Solve for x
    x = 1,558,416,263.63/45,161.08
  6. Step 6: Final answer
    x = 34,507.95

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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.