Home / 45,495.60-68,256.72-13,475.52

Finding the Fourth Proportional to 45,495.60, 68,256.72 and 13,475.52

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Solution

The fourth proportional to 45,495.60, 68,256.72 and 13,475.52 is: 20,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,495.60 : 68,256.72 = 13,475.52 : x
  2. Step 2: Convert to fraction form
    45,495.60/68,256.72 = 13,475.52/x
  3. Step 3: Cross multiply
    45,495.60x = 68,256.72 × 13,475.52
  4. Step 4: Simplify right side
    45,495.60x = 919,794,795.49
  5. Step 5: Solve for x
    x = 919,794,795.49/45,495.60
  6. Step 6: Final answer
    x = 20,217.23

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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.